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Combustion and Flame Class 8 C

Authored by vandana mehta

Chemistry

8th Grade

Used 253+ times

Combustion and Flame Class 8 C
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5 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Pick the inflammable substance:

Stone

Sand

Kerosene

Glass

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Which is an example of Rapid combustion?

Burning of Phosphorous

Burning of Magnesium

Burning of LPG

Burning of crackers

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Forest fire is an example of:

Rapid combustion

Explosion

Spontaneous combustion

No combustion

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Carbon dioxide helps in:

Burning of substance

Cutting off the supply of oxygen

Bringing down the temperature of the burning substance

None of the above

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

The hottest part of the flame is:

Black in colour

Yellow in colour

Blue in colour

Red in colour

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