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Reaction

Authored by Lisa Thompson

Science

11th Grade

NGSS covered

Reaction
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Indicate whether each of the following will: Increase / Decrease / have No effect on the rate of reaction.

Increase

Decrease

No Effect

Tags

NGSS.HS-PS1-5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Indicate whether each of the following will: Increase / Decrease / have No effect on the rate of reaction.

Increase

Decrease

No Effect

Tags

NGSS.HS-PS1-5

3.

MULTIPLE SELECT QUESTION

1 min • 1 pt

3H2 (g) + N2 (g) ⇌ 2NH3 (g) ΔH = −197 kJ/mol

Which of the following factors would shift the equilibrium position to the right? (Choose 2)

increase concentration of nitrogen gas

increase temperature of the equilibrium

increase pressure of the equilibrium

Presence of a catalyst

Tags

NGSS.HS-PS1-5

NGSS.HS-PS1-6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is dynamic equilibrium?

The reaction goes forward

The reaction goes backward

The rate of forward and backward reaction is equal

The equilibrium is dynamite

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following does not affect the position of equilibrium?

Temperature

Pressure

Particle Size

Concentration

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How does a catalyst affect the position of the equilibrium?

It does not. It only increases the rate of reaction.

Position of equilibrium will shift to the right.

Position of equilibrium will shift to the left.

The reaction would be slower.

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What would be the effect of increasing the temperature to the equilibrium of an exothermic reaction?

equilibrium shifts to the left

equilibrium shifts to the right

no change in position of equilibrium

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