Changing the rate of Reaction cGCSE

Changing the rate of Reaction cGCSE

Assessment

Quiz

Created by

Lucy Brown

Chemistry

2nd Grade

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28 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which would make the reaction faster?

Grinding up the reactants into a powder

Keeping the reactants together as a lump

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which would make the reaction slower?

Grinding up the reactants into a powder

Keeping the reactants together as a lump

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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What effect does grinding up the reactants into a powder have on the rate of reaction?

decreases the rate of reaction

increases the rate of reaction

makes no difference to the rate of reaction

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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What effect does heating the reactants up have on the rate of reaction?

decreases the rate of reaction

increases the rate of reaction

makes no difference to the rate of reaction

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which would react faster?

5 grams of small marble chips

5 grams of large marble chips

they would react at the same speed

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What effect does cooling the reactants down have on the rate of reaction?

decreases the rate of reaction

increases the rate of reaction

makes no difference to the rate of reaction

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which of these temperature changes will increase the rate of the reaction?

raising the temperature

lowing the temperature

temperature makes no difference to the rate of reaction

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