Chemistry Exam #2

Front 1

NO3¹-

Back 1

Nitrate

Front 2

OH¹-

Back 2

Hydroxide

Front 3

SO4²-

Back 3

Sulfate

Front 4

PO4³-

Back 4

Phosphate

Front 5

CO3²-

Back 5

Carbonate

Front 6

HCO3¹-

Back 6

Bicarbonate

Front 7

C2H3O2¹-

Back 7

Acetate

Front 8

HSO4¹-

Back 8

Hydrogen Sulfate

Front 9

3 Electron regions

- 0 lone pairs

Back 9

Planar Triangular

Front 10

3 electron regions

- 1 lone pair

Back 10

Angular (bent)

Front 11

4 electron regions

- 0 lone pairs

Back 11

Tetrahedral

Front 12

4 electron regions

- 1 lone pair

Back 12

Pyramidal

Front 13

4 electron regions

- 2 lone pairs

Back 13

Bent

Front 14

The ability of an atom to attract electrons in a covalent bond

Back 14

Electronegativity

Front 15

A bond in which the electrons are attracted equally by two atoms

Back 15

Non-Polar Covalent Bond

Front 16

A bond in which the electrons are attracted more strongly by one atom than the other

Back 16

Polar Covalent Bond

Front 17

A molecule that is electrically symmetrical causing it to be oppositely charged at two points.

Back 17

Dipole

Front 18

Extremely weak attractive forces between atoms or molecules causes by the electrostatic between temporary dipoles

Ex: H-H~~~H-H

Back 18

London Dispersion Forces

Front 19

The attraction between the positive end of a dipole of one molecule and the negative end of another dipole in a different molecule

Ex: H-Cl~~~~H-Cl

Back 19

Dipole-Dipole attraction

Front 20

A non covalent force of attraction between a hydrogen atom bonded to O, N, F on one molecule which is attracted to a lone pair of electrons on O, N, F on a second molecule

Ex: H-F~~~~H-O-H

Back 20

Hydrogen Bonding

Front 21

Substances when added to solution cause it to become conducting

Back 21

Electrolytes

Front 22

Formation of ions

Back 22

Ionization

Front 23

Force per Unit Area

Back 23

Pressure

Front 24

The pressure created in solution by the numbers I'd particles

Back 24

Osmotic Pressure

Front 25

A mixture of substances consisting of two or more distinct phases - Not a true solution

Back 25

Heterogeneous Mixture

Front 26

A mixture of substances that is uniform in appearance and properties

Back 26

Homogeneous Mixture

Front 27

A homogeneous mixture that contains particles the size of ions or molecules.

Ex: Cool-aid, soda pop, salt water, sugar water, etc.

Back 27

Solutions

Front 28

Solutions in which water is the dissolving agent.

Back 28

Aqueous Solutions

Front 29

The dissolving agent or the most abundant substance

Back 29

Solvent

Front 30

The substance being dissolved or the least abundant

Back 30

Solute

Front 31

A quantitative term that describes the maximum amount of a substance that will dissolve in a given amount of solvent

Back 31

Solubility

Front 32

A solution containing the maximum amount of dissolved solute at a given temperature

Back 32

Saturated Solution

Front 33

A solution containing less than the maximum amount of dissolved solute at a given temperature

Back 33

Unsaturated Solution

Front 34

Solution strength

Back 34

Concentration

Front 35

Solution strength

# Moles

--------------

Liter

Back 35

Molarity

Front 36

A substance that donates H+

Back 36

Acid

Front 37

A substance that accepts H+

Back 37

Base

Front 38

Functions as an acid and a Base

Back 38

Amphoteric