AP Chemistry Unit 7 Equilibrium

Quiz
•
Science
•
11th Grade
•
Hard
+4
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following processes has a negative △S
evaporating 1 mol of a liquid
freezing 1 mol of a liquid
raising the temperature of 1 L of water from 295 K to 350 K
None of the other answer are correct.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The sequence of steps that occurs in a reaction process is called the
reaction mechanism.
order of the reaction.
rate law.
overall reaction.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A species that changes the rate of a reaction but is neither consumed nor changed is
a catalyst.
an activated complex.
an intermediate.
a reaction.
Tags
NGSS.HS-PS1-5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The slowest step in a mechanism is called
the uncatalyzed reaction.
the rate - determining step.
the activation step.
none of the other answers are correct.
Tags
NGSS.HS-PS1-5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How does the energy of the activated complex compare with the energies of the reactants and products?
It is lower than both the energy of the reactants and the products.
It is higher than the energy of the reactants but lower than the energy of the products
It is higher than both the energy of the reactants and the products.
It is lower than the energy of the reactants but higher than the energy of the products.
Tags
NGSS.HS-PS1-4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A rate law relates
energy and concentration.
temperature and concentration.
reaction rate and temperature.
reaction rate and concentration.
Tags
NGSS.HS-PS1-5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A light metre rule is allowed to pivot freely at the zero end. The other end is supported by a spring balance. A weight of 200N is then hung at the 40cm mark. The metre rule stays horizontal. What is the reading on the spring balance?
80
40
8
4
Tags
NGSS.MS-PS2-2
NGSS.MS-PS2-4
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