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Chemistry
6. Combustion and Flame
Home · Class 8 · Chemistry · NCERT Science Exemplar · 6. Combustion and Flame
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Q8 of 38 Page 30

The substance expected to have the highest ignition temperature out of the following is

Ignition temperature is the temperature at which a substance starts burning. Coal requires a very high initial temperature to start burning.

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6

On placing an inverted tumbler over a burning candle, the flame extinguishes after some time. This is because of non-availability of

7

If a person’s clothes catches fire, the best way to extinguish the fire is to:

9

Choose the correct statement about inflammable substances from the following. They have:

10

Choose the incorrect statement from the following. Forest fires are usually due to:

Questions · 38
6. Combustion and Flame
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