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12th Grade Chemical Kinetics Quizzes, Questions & Answers

Recent Chemical Kinetics Quizzes

Can You Pass This Chemical Kinetics Test? Trivia Quiz

Questions: 15 | Attempts: 3640 | Last updated: Aug 22, 2025

Sample Question
In a reaction, A + B Product, rate is doubled when the concentration of B is doubled, and rate increases by a factor of 8 when the concentrations of both the reactants (A and B) are doubled, rate law for the reaction can be written as:

Rate = k [A] [B]

Rate = k [A]2 [B]

Rate = k [A] [B]2

Rate = k [A]2 [B]2

Chapter 17 Quiz - Chemistry

Questions: 15 | Attempts: 142 | Last updated: May 6, 2025

Sample Question
Every collision results in a completed reaction.

True

False

Chemistry Exam 3

Questions: 50 | Attempts: 400 | Last updated: Mar 20, 2025

Sample Question
Which of the following activities require energy?

Walking

Cell repair

Breathing

Studying

All of the above require energy

IBSL Chemistry Topic 6 Kinematics Multiple Choice Questions

Questions: 25 | Attempts: 494 | Last updated: Mar 21, 2025

Sample Question
Reactions between aqueous solutions of sodium thiosulfate and acid can be followed by timing the appearance of the solid sulfur that is produced. The time required for the appearance of sulfur would be increased by which of the following changes?

Raising the temperature

Diluting the solution

Adding a catalyst

Increasing the concentration of the sodium thiosulfate

Kinetic Molecular Theory Trivia Quiz

Questions: 12 | Attempts: 1304 | Last updated: Jul 22, 2025

Sample Question
Which gas sample at STP has the same total number of molecules as 2.0 liters of CO2 (g) at STP?

5.0 L of CO2 (g)

2.0 L of Cl2 (g)

3.0 L of H2S (g)

6.0 L of He (g)

Chapter 18 Reaction Rates and Equilibrium

Questions: 42 | Attempts: 639 | Last updated: Mar 22, 2025

Sample Question
How are rates of chemical change expressed?

Rates of chemical change are usually expressed as the amount of energy changing per unit time.

Rates of chemical change are usually expressed as the amount of non- reactant changing per unit time.

Rates of chemical change are usually expressed as the amount of reactant changing per unit time.

Speed Of Reactions

Questions: 10 | Attempts: 289 | Last updated: Mar 21, 2025

Sample Question
Which of the following statements about the effect of a catalyst is correct?

It increases the yield of the product.

It increases the speed of the reactant particles.

It increases the activation energy of the reaction.

It provides an alternative pathway for the reaction to occur.

Rate Of Reaction

Questions: 10 | Attempts: 5751 | Last updated: Sep 22, 2025

Sample Question
When solid sodium thiosulfate reacts with dilute HCl, sulfur and sulfur dioxide gas are produced. Which of the following cannot alter the rate of this reaction?

The particle size of sodium thiosulfate

The concentration of hydrochloric acid

The pressure applied to the reaction mixture

The temperature of the reaction mixture

Napoleon's Buttons Chapter 5

Questions: 15 | Attempts: 156 | Last updated: Mar 20, 2025

Sample Question
Although the structures of explosive molecules vary widely most often they contain a(n)

Carbon dioxide molecule

Oxide compound

Nitro group

Water vapor molecule

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