Chemistry 111 Chapter 3

Front 1

Cation

Back 1

Positively charged ion

Front 2

Atomic number

Back 2

Number of protons in an element

Front 3

Mass number

Back 3

Number of protons and neutrons in an element

Front 4

Ionic number

Back 4

Require transfer of an electron from one ion to another

Front 5

Covalent bond

Back 5

Atoms share electrons

Front 6

Empirical formula

Back 6

Gives the relative number of atoms of each element in a compound

Front 7

Molar Mass

Back 7

Mass of one mole of something

Front 8

Molecular formula

Back 8

Gives the actual number of atoms for each element in a compound

Front 9

Structural formula

Back 9

Uses lines to represent the covalent bonds and shows how atoms are connected to each other

Front 10

Ball and stick model

Back 10

Atoms are balls, and bonds are sticks.

Front 11

Space filling model

Back 11

Shows what we think the molecule would look like if scaled up to visible sizes

Front 12

Atomic elements

Back 12

Elements whose particles are single atoms

Front 13

Molecular elements

Back 13

Elements whose particles are multi-atom molecules

Front 14

Molecular compounds

Back 14

Compounds whose particles are molecules made up of nonmetals

Front 15

Ionic compounds

Back 15

Compounds whose particles are only cations and anions

Front 16

Anhydrous

Back 16

Without water

Front 17

Hydrate

Back 17

Add to name to show that there's water

Front 18

Binary Acids

Back 18

Aq, hydrogen and a nonmetal

Front 19

Oxyacids

Back 19

Aq, hydrogen and polyatomic acid with oxygen

Front 20

Oxyanions

Back 20

Polyatomic anions with oxygen

Front 21

Oxyacids, change -ate to

Back 21

-ic

Front 22

Oxyacids, change -ite to

Back 22

-ous

Front 23

Mass percent

Back 23

Percentage of a compound that is made of a particular element

Front 24

Reactants

Back 24

Compounds you begin a reaction with

Front 25

Products

Back 25

Compounds you produce in the chemical reaction