Thursday, August 4, 2011

chemistry key terms, terminology


Key Concepts


Chapter 1

1. Alchemy - a pseudo-science that has sought to transform base metals such as lead, gold, medieval science, which aimed to find a universal cure for the disease, and the magic potion of immortality

Second Biochemistry - the study of chemicals extracted from plants and animals

3. Chemical science, which studies the composition and properties of matter

4th Experiences - a scientific approach to data collection and record observations in a controlled

5th Hypothesis - A tentative proposal for a scientific principle that attempts to explain the importance of a data set collected in an experiment

6th Inorganic Chemistry - the study of chemicals that do not contain carbon

7. Natural law - a proposal widely tested in a scientific principle that states a measurable relationship under different experimental conditions

8th Organic Chemistry - the study of chemicals that contain carbon

9. The scientific method - the method approach to explore the natural and logical explanations for the results

10th Theory - a proposal widely tested in a scientific principle that explains the behavior in the wild

Chapter 2

First centimeters or meters - a common metric unit of length

2. gram or a kilogram - a common metric units of mass

3. milliliters or liters - A unit of measurement of volume

4. mass - the amount of the target, was measured in the balance

5. Weight - The force of gravitational attraction between an object and the planet is measured.

Sixth significant digits - the digits of a measurement known with certainty, plus a number that is estimated.

7. scientific notation - a method to express very large or small by placing the comma after the first significant digit, and adjusting the size with a power of 10.

8th percentage - The ratio (times 100) of a single volume with respect to all volumes in a group and parts per hundred.

9. instrument - a recording of a measure such as length, mass or volume

10. measure - a numeric value and unit expressing a physical quantity such as length, mass or volume

11. nonsignificant digits - the numbers to an extent that exceeds the accuracy of the instrument

12. uncertainty - the degree of inaccuracy in measurement instruments

13. Method unit of analysis - a systematic procedure to solve the problems that some procereds response units conversion value reated

14. factor unit - a ration of two quantities that are equivalent and can be applied to convert from one unit to another, for example, an inch foot/12

Chapter 3

1. calories - the amount of heat required to Reais 1 gram of water 1 ° C

2. Celsius (° C) - the basic unit of temperature in the metric system

3. Density - the amount of mass in a unit volume

4. Degrees Fahrenheit (OF) - The basic unit of the temperature of the English system

5. Heat - A measure of the total energy in a system

6th International System (SI) - a comprehensive system of measurement for the seven basic units

7. Joule - a unit of energy is the SI system

8th unit Kelvin (K) - - the basic unit of temperature in the SI

9. metric - a decimal system of measurement with the basic units

10. seconds - - the basic unit of time in the metric system

11. specific gravity (sp gr) - the relationship between the density of a liquid compared to the density of water at 4 ° C

12. specific heat - the heat required to raise 1 g of substance 1 º C

13. Temperature - A measure of the average energy in a system, the average kinetic energy of molecules in motion

14. volume on the go - a technique for determining the volume of water displaced

15. absolute zero - the theoretical temperature at which the kinetic energy of a gas is equal to zero.


Chapter 4

1. League - a homogeneous mixture of two or more metals

2. Atomic number - a number that identifies a certain part of

3. chemical changes - changes in materials, which change the chemical composition of

4. chemical symbol - an abbreviation of the name of an element

5. compound - a substance that can be decomposed into simpler substances

6. deposit - a change of state of a gas derict a solid

7th ductile - belongs to a metal, which can be drawn into a wire

8th element - a substance that can not be decomposed by chemical reaction

Ninth law of conservation of energy - the law states that energy can not be created or destroyed

10th Law of conservation of mass and energy - the law is called the total mass and energy are constantly

11. malleable - the property of a metal that can be machined in one piece

12. Periodic Table - a table that organizes the elements according to their properties

13. physical changes - a feature that can not be obse4rved change the formula of the substance

14. The potential energy (PE) - energy stored in the field due to hold its position or composition of the

15. pure substance - issues with a clear composition and properties of Constance, for example, and the element or compound

16th fitness - Designates the status of a substance existing in solid, liquid or gas.

17th sublimation - direct change of state from a solid to a gas without forming a liquid

18. molecule - The smallest particle that represents a compound

19. The kinetic energy - the energy associated with the movement of molecules.

20. homogeneous material - the material to the standard configuration, a feature consistent and clear

21st element - a pure substance that can not be divided again by ordinary chemical reaction

22. compound - a pure substance that can be decomposed into two or more simpler substances by chemical reaction

23. heterogeneous mixture - Material that has a variable composition and properties of materials indeterminate consists of two or more substances which may be separated physically.

24. homogeneous mixture - issues associated with a variable composition, but a characteristic clear and consistent, are examples of natural gas, gasoline, and bronze.

25th atom - The smallest particle that represents an element

26th chemical formula - a symbolic representation of a complex indicates the number of atoms of each element

27. metal - an element that is usually shiny in appearance, has a high density and high melting point, and is a good conductor of heat and electricity

28. Non-metallic - an element that is usually boring in appearance, has a low density and low melting point, and is not a good conductor of heat and electricity

29. semimetal or metalloid - An element that is usually metal, as in the appearance and properties that are between a metal and nonmetallic.

30th law of constant composition or final - the principle that a compound that still contains the same elements in the same proportion by mass

31. Physical feature - a feature that can be detected without changing the chemical formula of the substance.

Chapter 5

1. atomic mass unit - a unit of mass equal to exactly 1.12 the mass of an atom of C-12

2. atomic notation - a symbolic method to express the composition of an atomic nucleus

3. electronic assembly - fast arrangement of electrons in the description of the authors' of the sublevels of the growing energy needs

4. spectrum of emission lines - a collection of narrow bands of light produced by the atoms of a particular element, releasing energy

5. sublevel energy - energy of electrons division level because of my energy level

Sixth orbital - a region around the nucleus, where it is very likely to find and electrons with a given energy

7. photon - a partical of radiant energy

8th quantum atom - a sophisticated model of the atom that describes the energy of an electron according to its probability of being found in a particular location around the nucleus

9. uncertainty principle - a statement that it is impossible to accurately measure the location and energy of a particle at the same time

10th Electron - A subatomic particle that has a negligible mass and charge of a relative minus

11. protons - subatomic particle with a mass of about 1 AMU and the equivalent for more than one

12. Neutron - a neutral particle in an atom, whose mass is about 1 amu

13. atomic nucleus - a region of high density in the center of the atom

14. Atomic number - number of the feature that indicates the number of protons in the heart of one of its atoms

15th lot of numbers - A number representing the total number of protons and neutrons in the nucleus of an atom

16. isotopes - atoms that have the same atomic number but different mass numbers. Atoms of the same element that have different numbers of neutrons in the nucleus.

17. Atomic mass - mass weighted average of the natural isotopes of the element.

18. Bohr atom - the atomic model of the images of the electron around the nucleus of specific orbital energy.

Chapter 6

1.

2. alkali metals - Group IA elements / 1, hydrogen is not

3. alkaline earth metals - Group II / 2 elements

4. Halogen - The Group of elements VIIA/17

5. noble gases - Group elements VIIIA/18

6. Group - A vertical column of the periodic table, a family of elements with similar properties.

7. period - a horizontal line on the periodic table, a series of elements with properties ranging from non-metallic metal.

8. Representative Elements - Group A elements (1,2,13-18) in the periodic table, also called main group elements.

9. transition elements - Group B (3-12) of the periodic table of elements.

10. Valence electrons - electrons that take the outermost atomic and sub sp, which are involved in chemical reactions

11. electrons points formula - a representation of an atom and its valence electrons, which shows the chemical symbol surrounded by a dot for each valence electron.

12th Ion - An atom that carries a charge due to gain or lose valence electrons

13. ionization energy - the amount of energy needed to remove the electron-neutral atom in a gaseous state

14. isoelectronic - refers to two or more of the ions with the same electronic configuration, for example, O2 and Mg 2 + each have 10 electrons, and their electron configurations are the same as the noble gas neon.

15th inner transition elements - the elements of the lanthanide series and actinide

16. lanthanide series - elements with atomic number 58-71

17. series actinides - elements with atomic number 90-103

Chapter 7

1. organic compound - any compound containing the element carbon.

2. inorganic compound - a compound does not contain the element carbon.

3. tion - a positively charged ion.

4. anion - a negatively charged ion.

5. formula units - the smallest particle of representative ionic compound.

6th aqueous solution - a substance dissolved in water

7. Binary acid - a slurry containing hydrogen and a nonmetal

8. ionic binary compound - a compound containing two nonmetals

9th IUPAC - the international system of rules for naming chemical compounds

10th Latin system - a system that means the tax on a cation with the suffix-ic or-UO

11. molecule - the only particle that represents a composite of non-metal atoms

12. monatomic ion - an atom that has a positive or negative charge

13. oxyanion - polyatomic anion that contains one or more elements combined with oxygen

14. polyatomic ion - a group of atoms bonded together with a positive or negative global charge

15th System images - a system that means the tax on a cation with Roman numerals

16. ionic ternary compound - a compound that contains three elements, including at least one metal

17. ternary oxyacid - combined with water, which contains hydrogen, nonmetal, and oxygen

Chapter 8

1. acid - hydrogen-containing compound that releases ions (H +) when dissolved in water.

Second base - A substance that releases hydroxide containing hydroxide ions (OH-) when dissolved in water.

3. an aqueous solution - a substance dissolved in water

4th chemical reaction - the process of undergoing a chemical change.

5. chemical equation - shorthand representation of formulas and symbols to describe the chemical changes.

6th reactive - A substance that undergoes chemical transformation.

7th product - a substance caused by a chemical change.

8. Catalyst - A substance that speeds up a reaction, but can be recovered without being changed forever.

9. exothermic reaction - a reaction that develops thermal energy.

10th endothermic reaction - a reaction that absorbs heat energy.

11. series of activities - a relative order of elements arranged by their ability to undergo reactions, also called electromotive series.

12. precipitate - an insoluble substance in the solution produced by a reaction.

13. combination of reaction - a reaction, in which the two substances produce a single compound.

14. decomposition reaction - a reaction in which two or more substances are produced from a single compound.

15th single replacement reaction - a reaction where a more active element displaces a less active for a solution or compound.

16. double displacement reaction - a reaction in which two different cations in ion exchange.

17. neutralization reaction - reaction of an acid and a base produces water and salt.

18th Salt - An ionic substance produced by an acid-base reaction, an ionic compound that does not contain hydroxide ions.

19. redox reaction - A chemical reaction in which electron transfer takes place.

20. coefficient - a figure in front of a chemical reaction that helps to balance a chemical equation

21. Index - a number in a chemical formula that represents the number of atoms or ions that appear on the substance

22. diatomic molecule - a particle composed of two nonmetal atoms

Chapter 9

1. Avogadro's Number (N) - the number of atoms, molecules or formula units, which form one mole of a substance, 6.02 x 1023 individual units.

2nd Mole - The amount of substance containing the same number of units as there are atoms in exactly 12 g of carbon-12.

Third molar mass - mass of a mole pure substance in grams, the mass of Avogadro's number of atoms, molecules or formula units.

4. empirical formula - The chemical formula of a compound that expresses the relationship simplest of atoms in a molecule or ion in a formula unit.

5th Molecular Formula - The chemical formula of a compound that expresses the actual number of atoms in a molecule.

6. molar volume - the volume of one mole of gas at standard temperature and pressure.

7. standard temperature and pressure or STP - A temperature of 0 ° C and atmospheric pressure arbitrarily chosen standard conditions

8. Avogadro's law - equal volumes of gas under the same conditions of temperature and pressure contain the same number of molecules.

9. gas density - the ratio of the mass per unit volume ofr a gas, in grams per liter

10th percentage composition - a list of the percentage mass of each element in a compound

Chapter 11

1. atmospheric pressure - The pressure exerted by gas molecules in the air at sea level this pressure is compatible with a column of 760 mm of mercury.

2. Barometric pressure - the pressure can be measured in the atmosphere.

3rd Torr - A unit of pressure equal to 1 mm Hg

4th vapor pressure - The pressure exerted by the molecules in gaseous form in dynamic equilibrium with the same type of molecules in a liquid state, for example, the water molecules of liquid water.

5. Boiling point - temperature at which the vapor pressure of the fluid is the same pressure.

6. Dalton is the partial pressure - pressure in the gas mixture is equal to the sum of the pressures exerted by each gas mixture.

7. partial pressure - The pressure exerted by a gas in a mixture of two or more gases.

8. vacuum - the volume, which contains none of the gas molecules.

9. Boyle's law - air temperature, pressure and volume of the gas are inversely proportional.

10. Avogadro's law - equal volumes of gas under the same conditions of temperature and pressure contain the same number of molecules.

11. standard temperature and pressure or STP - A temperature of 0 ° C and atmospheric pressure arbitrarily chosen standard conditions

12. Charles Law '- a constant temperature pressure, volume and Kelvin gas directly proportional.

13. ideal gas - a hypothetical gas that obeys the kinetic theory of perfect.

14. absolute zero - a temperature where the kinetic theory of gases is equal to zero.

15th ideal gas law - relationship PV = nRT for an ideal gas.

16. Combined Law - an indication that the pressure and the Kelvin temperature are directly proportional to the gas at constant pressure

17th Dalton law of partial pressure - a declaration that the pressure from a gas mixture is equal to the sum of the pressure of each gas

18. gas pressure - the pressure exerted by the molecules in the air

19. real gas - a real gas deviates from ideal behavior, which, under certain conditions

20. ideal gas constant - A constant principle of proportionality, the equation PV = nRT

Chapter 12

1. monatomic ion - a single atom, which is a positive or negative charge

2nd diatomic molecule - a particle that consists of two non-metal atoms

3. Valence electrons - electrons in atoms outer shell of energy that are available for bonding.

4th ionic bond - A chemical bond characterized by the attraction of a cation and an anion.

5. Covalent bond - a chemical bond characterized by sharing one or more pairs of valence electrons.

6. formula unit - the smallest body representative of a compound are held together by ionic bonds.

7th molecule - The smallest unit representing a compound held together by covalent bonds.

8th bonding electrons - the valence electrons in a molecule that is shared.

Nonbonding electrons 9th - the valence electrons in a molecule that is not shared.

10th Electron points formula - (.) A diagram of a molecule or polyatomic ion, where each atom is represented by its chemical symbol for each surrounded by a bonding or nonbonding electron, also called a Lewis structure.

11th structural formula - A diagram of a molecule of polyatomic ions, where each atom is represented by its chemical symbol associated with one row for each pair of bonding electrons.

12th Single Bond - A link consists of an electron appears as a unique link between them.

13. double bond - A bond consisting of two pairs of electrons showed that the two dashes between two atoms.

14th Triple Bond - A bond that consists of three pairs of electrons are represented by three lines between two atoms.

15. Electronegativity - the ability to split an atom to attract electrons in a pair of chemical bonding.

16th nonpolar covalent bond - A bond in which one or more pairs of electrons are shared equally.

17th Polar covalent bond - A bond in which one or more pairs of electrons are shared unequally.

18. Binding energy - the amount of energy needed to break the covalent bond two atoms

19. Bond length - distance from the nuclei of two atoms joined the covalent bond

20th chemical bond - the generic title of the attraction between two ions, or two atoms

21. molecular form - the geometric shape formed by atoms to the central atom in a molecule

22. Electron pair geometry - the geometric shape formed by the union and non-bonding electron pairs on the central atom of a molecule

23. VSEPR Theory - a model that explains the shapes of molecules as a result of the pairs of electrons on the central atom repel each other

24th octet rule - the claim that an atom tends to bind to acquire eight valence electrons

25. Delta notation - a method to indicate a partial negative charge and positive part in a chemical bond

26. polyatomic ions - a group of atoms bound together, and in general positive or negative charge

Chapter 13

1. vapor pressure - the pressure of gas molecules in a dynamic equilibrium of the same type of molecules in the liquid state, for example, water molecules in liquid water.

2. Viscosity - resistance of the fluid flow as a result of molecular attraction.

3. surface pressure - molecular attraction, which causes the liquid has a minimum area.

4. dispersion of forces - attraction of molecules based on the temporary dipoles of the molecules, also called London forces.

Fifth hydrogen bond - a bond that intermolecular between hydrogen and oxygen in both molecules have a polar group-OH.

6. heat of fusion - The heat required to convert a solid to a liquid at its melting point.

7. heat of vaporization - The heat required to convert a liquid into a gas at its boiling point.

8th hydrate - A substance that contains a number of water molecules per unit formula of a crystalline substance.

9. Anhydrous - means a compound that contains no water.

10. hard water - water that contains a variety of anions and cations such as Ca2 +, Mg2 +, Fe3 +, CO32-, SO42-, PO43.

11. Boiling point - temperature at which the vapor pressure of the fluid is the same pressure

12. demineralized water - water purified by the removal of ions by an ion exchange method, also called demineralized water

13th dipole force - an intermolecular attraction based on the permanent dipoles

14th electrolysis - the chemical reaction produced by an electric current through an aqueous solution

15. heavy water - water molecule, with hydrogen atoms has been replaced by a hydrogen atom with a neutron

16. metal oxide - a compound that reacts with water to form a solution, also called oxide-based

17. net dipole - the general direction of a partial negative charge is a molecule with two or more dipoles

18. non-metallic oxide - a compound that reacts with water to form an acid solution, also known as acid oxide

19. freshwater - water contains sodium ions and anions other than

Chapter 14

1. net dipole - the general direction of a partial negative charge is a molecule with two or more dipoles

Second solution - a component that is dissolved in a solvent to form a solution.

3. solvent - in the solution, part of the largest concentrations occur, usually in a liquid in which the solute dissolves.

Fourth solution - a homogeneous mixture at the atomic scale, molecular and / or ion consisting of a solute (or solutes) dissolved in a solvent.

5. Henry's Law - the principle that the solubility of a gas in a liquid is proportional to the partial pressure of gas above the liquid.

6. miscible - refers to two liquids that are soluble in one another.

7. immiscible - refers to two liquids that are insoluble in the other, and if mixed, separated into two layers.

8. a saturated solution - A solution in which the dissolved and undissolved solute are in dynamic equilibrium. A solution containing solute as much as possible to a specific temperature.

9. supersaturated solution - a solution unstable, which contains more than the solvent-impregnated at the same temperature.

10th dipole - a region of a polar molecule with a partial negative charge and partially positive

11th that dissolves as a rule - the principle that the solubility is greater when the polarity of the solute is similar to that of the solvent

12th non-polar solvents - a solvent which is composed of nonpolar molecules

13. polar solvent - a liquid compound polar solvent molecules

14. Solubility - the maximum amount of solute that can dissolve in a solvent at a given temperature

15. solvent cage - a group of solvent molecules around a solute particle in a solution

16. Unsaturated solution - a solution that contains less than the maximum amount of solute that can dissolve at a given temperature

Chapter 15

1. acid-base indicator - a chemical that changes color depending on the pH of the solution.

2. Arrhenius acid - a substance that provides hydrogen ions dissolved in water.

Arrhenius third base - A substance that allows hydroxide ions when dissolved in water.

4. hydronium ion H3O + or - ion that best represents the hydrogen ion in aqueous solution.

5. dissociation - an ionic compound dissolves in water and separated into positive and negative ions, for example, NaOH is dissolved in water, so that sodium ions and hydroxide ions.

6. amphiprotic - a substance that can accept or donate a proton in an acid-base

7. The Brønsted-Lowry acid - a substance that gives a proton in an acid-base

8th Bronsted-Lowry Base - a substance that accepts a proton in an acid-base reaction

9. buffer - a solution that resists changes in pH when acid or base is added

10th test - the scene in a titration when the indicator changes color

11th ionization constant of water (KW) - a constant that is equal to the molar hydrogen ion concentration and the molar concentration of hydroxide ions

12. Net ionic equation - the equation representing the chemical reaction in the viewer after the ion-ion have been deleted

13. pH - hydrogen ion concentration expressed on a scale molecular exponential

14th proton acceptor - a term used interchangeably with the acceptor of hydrogen ions

15th proton donor - a term used interchangeably with the donor hydrogen-ion

16. salt - a product derived from the neutralization reaction, in addition to water

17th spectator ions - ions that are dissolved in water, but does not appear in the net ionic equations

18th standard solution - a solution whose concentration was determined accurately

19th strong electrolyte - an aqueous solution, it is a good conductor of electricity

20. weak electrolytes - aqueous solution, which is a poor conductor of electricity

21st assay - a procedure to deliver a measured amount of solution through a burette

22nd Total ionic equation - an equation that represents the chemical substances highly ionized ionic form and slightly ionized substances in ionic form,

Chapter 16

1. reversible reaction - a reaction that moves forward and to the products as well as in the opposite direction towards the reaction.

Second balance - a dynamic state of a reversible reaction, where the rate of reaction front and rear are equal.

Third solid electrolytes - An aqueous solution containing a substance that implements strong electric current, for example, strong acids, strong alkalis, soluble salts.

4th weak electrolyte - An aqueous solution containing a substance that causes an electric current easily, for example, weak acids, weak alkalis, easily soluble salts.

5. exothermic reaction - a reaction that evolves heat energy.

6. endothermic reaction - a reaction that absorbs heat energy.

7th Catalyst - a substance that gives a reaction go faster by lowering the activation energy.

8. Heat of reaction - the energy difference between reactants and products

9. reaction rate - the rate at which the concentrations decrease in response per unit of time

Chapter 17

First Oxidation - A chemical change in which a substance loses electrons or an increase in oxidation number occurs.

Second oxidation number - a value assigned to an atom in a molecule or ion to keep track of electrons gained or lost value can be positive or negative and is zero in the free form.

3. Reduction - A chemical change in which electrons substances increase or a decrease in oxidation number.

4th oxidant - essentially reduced to a redox reaction.

5. reducing agent - the substance is oxidized in a redox reaction.

6. electrochemical cell - a generic term for devices that contain two different solutions in different sectors of the electrodes connected to run the wire.

7. Anode - The electrode in an electrochemical cell where oxidation occurs.

8. cathode - electrode electrochemical cell, where the reduction takes place.

9. photovoltaic cells or batteries - A general term for any electrochemical cell which produces electricity spontaneously.

10th redox reaction - a chemical reaction in which electron transfer takes place

11. electrochemistry - the study of the interconversion of chemical and electrical energy

12th electrolysis - it supplies electricity to a redox process nonspontaneous to provoke a reaction

Chapter 18

1. activity - the number of radioactive nuclei during the break in tha sample pieces to give time, for example, 500 dpm

2. alpha particles - nuclear radiation identical to helium-4 nuclear

Third atomic number (Z)-value indicating the number of protons in a nucleus

4. Beta particles - radioactive radiation, identical to that of the electron

5. chain reaction - nuclear fission reaction in which neutrons released to initiate a second reaction, which in turn, starts the third reaction, and so on

6. a critical mass - the minimum mass of fissile nuclide necessary to maintain a reaction chiain

7. Deuterium - hydrogen nuclide is a neutron

8. electron capture (EC) - a nuclear reaction in which a large nuclide is based on its inner core electrons in the nucleus

9th gamma rays - a nuclear radiation, similar to the light of high energy

10. The half-life - the amount of time required for 50% of the radioactive nuclei in a sample of corruption

11. mass number - the value indicating the number of protons and neutrons in a nucleus

12. the nuclear equation - with shorthand representation of the atomic notation to describe the nuclear reaction

13th Nuclear fission - a nuclear reaction in which a nucleus divides into two or more lighter nuclei

14. nuclear fusion - the nuclear reaction in which two light nuclei combine into a single core

15. nuclear reaction - a change that involves high-energy core

16. nuclide - the atom, which has a number of protons and neutrons

17. positrons - Identical to nuclear radiation byt the same opposite to the electron

18. Radiation - emission of particles or nuclear energy in an unstable

19th Transmutation - the conversion of one element to another by a nuclear reaction

20. tritium - the nuclide of hydrogen with two neutrons

Chapter 19

First hydrocarbon - an organic compound containing hydrogen and carbon.

Second alkane or saturated hydrocarbons - a hydrocarbon that contains only a single bond.

3rd unsaturated hydrocarbon - a hydrocarbon containing a double or triple bond.

4th aromatic hydrocarbons - a hydrocarbon containing a benzene ring.

Fifth structural formula - a chemical formula that shows the actual arrangement of atoms in a molecule.

6. Structural isomers - compounds with the same molecular formula but different structural formula.

7. combustion reaction - a chemical reaction with the hydrocarbon burns and is oxidized into carbon dioxide and water.

8th Polymer - A high molecular compound is composed of small repeating chemical units.

9. monomer - The chemical repeating unit in a compound of high molecular weight.

10th Polyester - A type of polymer formed by the reaction of a dicarboxylic acid and a dihydric alcohol.

11th polyamide - A type of polymer formed by the reaction of a dicarboxylic acid and diamine.

12th alkenes - a family of compounds consisting of unsaturated hydrocarbons containing a double bond

13th alkynes - a family of compounds consisting of unsaturated hydrocarbons having a triple bond

14th functional group - a family of drugs, where all members have the same structural characteristics

Chapter 20

1. Biochemistry - The study of biological compounds and their reactions.

2. polypeptide - a polymer of amino acids combined with organic amide.

3. amino acids - a biological compound contains both amino and carboxylic acid.

4. Peptide bond - amide link, which connects two amino acids.

Fifth enzyme - a biological compound that catalyzes a specific biochemical reaction.

6. carbohydrates - a biological compound, which is a polyhydroxy aldehyde or ketone.

7. monosaccharide - simple sugars such as glucose or fructose.

8th Lipid - A biological agent which is insoluble in water, such as a grease or oil.

9th fatty acids - a carboxylic acid with a long hydrocarbon chain.

10. fat - a lipid that consists mainly of saturated fats and fatty acids esterified to glycerol.

11th Oil - A lipid consisting mainly of unsaturated fatty acids esterified to glycerol.

12. nucleic acid - a polymer containing biological genetic information.

13. protein - a biological compound which is a polymer of amino acids


















0 comments:

Post a Comment

Twitter Delicious Facebook Digg Stumbleupon Favorites More