Ch. 2 Chemistry Test Carss

Front 1

Chemistry

Back 1

the branch of science that deals with the identification of the substances of which matter is composed

Front 2

Matter

Back 2

Anything that occupies space or has mass.

Front 3

16% of the body is made up of four elements?

Back 3

Carbon,Hydrogen, and Nitrogen,oxygen

Front 4

Atoms

Back 4

Building blocks of elements

Front 5

Atomic number

Back 5

Equal to the number of protons that the atoms contains.

Front 6

Atomic Mass

Back 6

Sum of protons and neutrons

Front 7

Shell 1

Back 7

Holds 2 electrons

Front 8

Shell 2

Back 8

Holds 8 electrons

Front 9

Shell 3

Back 9

Holds 18 electrons

Front 10

Atomic weight

Back 10

Close to mass number of most abundant isotope

Front 11

Radioactivity

Back 11

Process of spontaneous atomic decay

Front 12

What are atoms United by?

Back 12

Chemical bonds

Front 13

What are atoms United by?

Back 13

Chemical bonds

Front 14

Rule of eight

Back 14

Octet rule

Front 15

Ionic Bonds

Back 15

Forms when electrons are completely transferred from atom to another

Front 16

Ionic Bonds

Back 16

Forms when electrons are completely transferred from atom to another

Front 17

Covalent bonds

Back 17

Atoms become stable through shared electrons.

Front 18

Hydrogen Bonds

Back 18

weak bond between two molecules resulting from an electrostatic attraction between a proton in one molecule and an electronegative atom in the other.

Front 19

Synthesis reaction

Back 19

(A+B>AB)

Front 20

Exchange reaction

Back 20

Involved in both synthesis and decomposition reaction.

Front 21

Important inorganic compounds

Back 21

Water,Carbohydrates, Lipids, Proteins, and nucleic acids

Front 22

Ose means

Back 22

Sugar

Front 23

Ose means

Back 23

Sugar

Front 24

Ase means

Back 24

Enzyme

Front 25

Anions are

Back 25

Negative

Front 26

Cations are

Back 26

Positive

Front 27

Cations are

Back 27

Positive

Front 28

Nucleic Acids

Back 28

Provides blueprint for life

Front 29

Cations are

Back 29

Positive

Front 30

Nucleic Acids

Back 30

Provides blueprint for life

Front 31

Organic compounds

Back 31

Contain carbon most are covalently bonded.

Front 32

Cations are

Back 32

Positive

Front 33

Nucleic Acids

Back 33

Provides blueprint for life

Front 34

Organic compounds

Back 34

Contain carbon most are covalently bonded.

Front 35

Inorganic Compounds

Back 35

Lack carbon tend to be simpler compounds.