IGCSE Exothermic and Endothermic Reactions

IGCSE Exothermic and Endothermic Reactions

9th - 11th Grade

6 Qs

quiz-placeholder

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IGCSE Exothermic and Endothermic Reactions

IGCSE Exothermic and Endothermic Reactions

Assessment

Quiz

Chemistry, Science

9th - 11th Grade

Medium

Created by

Cheng Yoke Wah

Used 88+ times

FREE Resource

6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What term is given to a reaction that releases heat energy to the surroundings?

ectothermic

endothermic

exothermic

ecstatic

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is an example of an exothermic reaction?

photosynthesis

melting

electrolysis

burning

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When magnesium reacts with acid, the temperature rises from 25°C to 51°C. This shows that the reaction is

ectothermic

endothermic

exothermic

ecstatic

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In this energy profile, the products have a ................ energy level than the reactants. Therefore, this is an ............ reaction.

higher.....exothermic

lower..... exothermic

higher.....endothermic

lower..... endothermic

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

How do we know that this represents an exothermic reaction?

The products have more energy than the reactants

The products have less energy than the reactants.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which is wrongly labelled?

reactants

products

overall energy change

activation energy