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Chemical Reactions

Authored by Staff.William Chenausky

Science

12th Grade

NGSS covered

Used 6+ times

Chemical Reactions
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13 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is an example of an endothermic reaction?

Reaction between iron and oxygen.

Reaction between water and salt.

Reaction between baking soda and vinegar

Reaction between hydrogen and oxygen.

Tags

NGSS.HS-PS1-4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

During a camping trip, you observe several processes. Which of these would be an example of an exothermic reaction?

Water in your bottle freezing overnight.

The plants around you performing photosynthesis.

Water vapor condensing into liquid

The gasoline used to fuel your camp stove combusting.

Tags

NGSS.MS-PS3-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which factor affects endothermic reactions?

Space travel

Pressure

Concentration

Temperature

Tags

NGSS.HS-PS1-5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which factor affects exothermic reactions?

temperature

pressure

catalyst

concentration

Tags

NGSS.HS-PS1-5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If Ms. Weidemiller asked you, which of the following is NOT an example of an endothermic reaction? Which one would you pick?

Combustion of gasoline

Freezing of water.

Photosynthesis in plants.

Burning of wood.

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

During a science experiment, Angelo was asked to identify which of the following is NOT an example of an exothermic reaction?

Lighting a matchstick

Photosynthesis in plants

Burning of natural gas

Respiration in humans

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Increasing the concentration of reactants generally affects which type of reaction?

activation energy of reaction

rate of reaction

equilibrium of reaction

temperature of reaction

Tags

NGSS.HS-PS1-5

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