Concepts

Question 1

Zero Order Rate Law:

Answer 1

[A]

Question 2

First Order Rate Law:

Answer 2

ln[A]

Question 3

Second Order Rate Law:

Answer 3

1/[A]

Question 4

Cathode =

Answer 4

reduction

Question 5

Anode =

Answer 5

oxidation

Question 6

Electrons on the right means the reactions is an

Answer 6

Oxidation reaction

Question 7

Electrons on the left means the reaction is a

Answer 7

Reduction reaction

Question 8

Electrons flow from …

Answer 8

Areas of high electric potential to areas of low electric potential

Question 9

High E(cell)

Answer 9

Easily reduced = good oxidizing agent

Question 10

Low E(cell)

Answer 10

Easily oxidized = good reducing agent

Question 11

N =

Answer 11

moles of electrons

Question 12

F =

Answer 12

Faradays constant (96,485)

Question 13

Oxidation =

Answer 13

Loss of electrons = reducing agent

Question 14

Reduction

Answer 14

Gain of electrons = oxidizing agent

Question 15

Oxidation number for elements

Answer 15

Always 0

Question 16

Oxidation number for Group 1A metals

Answer 16

+1 in compounds (NaCl, K2O)

Question 17

Oxidation number for Group 2A metals

Answer 17

+2 in all compounds ( CaCl2, MgO)

Question 18

Oxidation number for Hydrogen

Answer 18

+1 in combination with nonmetals
-1 in compounds with metal and B

Question 19

Oxidation number for Oxygen

Answer 19

-1 in Peroxides (H2O2, Na2O2)
-2 in all other compounds (except F-)

Question 20

Oxidation number for Fluorine

Answer 20

-1 in all compounds

Question 21

Oxidation number for Group7A(17)

Answer 21

-1 in compounds with metals or nonmetals

Question 22

Oxidation number for Monoatomic ions

Answer 22

must match the charge on the ion

Question 23

Oxidation number for neutral molecules

Answer 23

Must equal 0

Question 24

Electrolytic Cell can be

Answer 24

+, - , or 0

Question 25

Galvanic Cell can be

Answer 25

+ or 0 only

Question 26

Coulombs = ?

Answer 26

Mol electrons x Faradays

Question 27

E standard =

Answer 27

E-cathode + E-anode

Question 28

Seconds =

Answer 28

Coulombs/Amps

Question 29

Voltaic =

Answer 29

Spontaneous

Question 30

Electrolytic =

Answer 30

Nonspontaneous

Question 31

When E-standard is +:

Answer 31

DeltaG is negative
Reaction is spontaneous
Log(k) is +
K>1
Large, positive exponent

Question 32

When E-standard is -:

Answer 32

DeltaG is positive
Reactions is non-spontaneous
Log(k) i s -
K<1
Small, negative exponent

Question 33

Electrolysis:

Answer 33

Electrical energy -> to Chemical energy

Question 34

Collision Theory:

Answer 34

• Reactant particles must collide in order to react
• The more collisions there are, the faster the reaction rate
• The reaction slows down when there are fewer reactant particles left to collide

Question 35

Activation Energy (E(a))

Answer 35

The minimum amount of kinetic energy required to begin bond breaking

Question 36

Endothermic:

Answer 36

Low to high

Question 37

Exothermic

Answer 37

High to low

Question 38

Is rate temperature dependent?

Answer 38

Yes
Rate increases with increasing temp