Rates & extend of reaction and Chemical Equilibrium

Rates & extend of reaction and Chemical Equilibrium

12th Grade

10 Qs

quiz-placeholder

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Rates & extend of reaction and Chemical Equilibrium

Rates & extend of reaction and Chemical Equilibrium

Assessment

Quiz

Chemistry

12th Grade

Hard

Created by

Lazzy Masunda

Used 4+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Which one of the following statements are CORRECT definition for the rate of reaction

The time taken for the reaction to take place

The speed at which the reaction takes place

The rate of change in concentration of the products or reactants

The rate of change in concentration of the products or reactants per unit

2.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Increase the volume of HCl(aq)

Increase the temperature of HCl(aq)

Increase the concentration of HCl(aq)

Adding more magnesium power

3.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

4.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Which ONE of the following statements best describes a state of dynamic equilibrium?

The limiting reagent has been used up

The forward and reverse reactions stopped

The rates of the forward and reverse reactions are equal

The concentration of products equals the concentration of reactants

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

The energy change during a chemical reaction is known as …

bond energy.

heat of reaction

activation energy

activated complex.

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

Which ONE of the descriptions below is TRUE for a chemical reaction in equilibrium?

A

B

C

D

7.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Adding a catalyst.

Increasing the temperature

Increasing the pressure by decreasing the volume

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