Test your knowledge of Chapter 7 in the new GCSE Separate Sciences Chemistry textbook! Have oodles of fun as you quiz away the day!

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chemistry
energy
exothermic
endothermic
reaction
activation energy
gcse
gcse 9-1
gcse chemistry
energy level diagram
gcse

	Created by Eleanor Burnham about 7 years ago

8157234

quiz

2017-03-17T15:59:02Z

Energy Changes by Sid and Eleanor

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Question 1 of 3

In this diagram you can see an arrow with delta H (triangle H) on it. But what does this MEAN?!

Select one of the following:

Change in horses
Change in hats
Change in temperature
Change in energy

Explanation

Question 2 of 3

Which of the following statements is true of exothermic reactions?

Select one of the following:

Photosynthesis is an example of this.
It gives out energy to the surroundings.
It make cold.
The products have more energy than the reactants.

Explanation

Question 3 of 3

Which type of reaction can be used to make an ice pack?

Select one of the following:

Exothermic
Endothermic
Combustion
What's a reaction?

Explanation

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8157234

quiz

2017-03-17T15:59:02Z

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