Combustion

Combustion

KG

•

33 Qs

quiz-placeholder

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Combustion

Combustion

Assessment

Quiz

•

Science

•

KG

•

Practice Problem

•

Easy

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33 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Hydrocarbon is made of what two elements?

Carbon monoxide

Hydrogen

Carbon

Oxygen

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Combustion is also an _______ reaction

Oxidation

Decomposition

Displacement

Neutralisation

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these is NOT needed for a fire?

Heat

Fuel

Oxygen

Friction

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Has unlimited oxygen

Complete combustion

Incomplete combustion

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Has limited oxygen

Complete combustion

Incomplete combustion

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the products of complete combustion?

Water

Carbon dioxide

Water and carbon dioxide

Water and carbon monoxide

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which poisonous gas is formed as a result of incomplete combustion?

Coal gas

carbon monoxide

carbon dioxide

nitrogen oxide

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