16-1: Intro to Equilibrum

Question 1

At equilibrium, concentrations are…?

Answer 1

Constant

Question 2

Ay equiilbium, the rate of the forward and reverse reaction are…?

Answer 2

Equal

Question 3

The regents sometimes uses the adjective [ ? ] in front of equilibrium.

Answer 3

Dynamic
not STATIC

Question 4

What is Keq?

Answer 4

The equilibrium constant
The number of product / number of reactant

Question 5

What are different types of equilibrium?

Answer 5

-chemical
-phase/physical
-solution

Question 6

What does a chemical equilibrium need?

Answer 6

It needs a chemical reaction

Question 7

What does a phase/physical equilibrium need?

Answer 7

A phase change

Question 8

What does a solution equilibrium need?

Answer 8

An insoluble solid
These can be found on table F

Question 9

What types of reactions do not come to equilibrium?

Answer 9

-combustion
-single/soluble replacement
-neutralization

Question 10

In Keq equations, what do coefficients become?

Answer 10

Exponents

Question 11

We do not include [ ? ] or [ ? ] in a Keq.

Answer 11

Solids
Liquids

Question 12

We include [ ? ] and [ ? ] in a Keq.

Answer 12

Aqueous
Gasses