Question

2.What is an ignition temperature?​

Answer 1

Answer:

The temperature at which a chemical ignites decreases as the pressure or oxygen concentration increases. It is usually applied to a combustible fuel mixture. The ignition temperature of a substance is the least temperature at which the substance starts combustion.

Explanation:

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Answer 2

Answer:

before a substance catches fire and starts burn it must be heated to a certain minimum temperature by supplying heat. the lowest temperature at which the substance catches fire and starts burning is called its ignition temperature. A combustible substance cannot catch fire if its temperature is lower than its ignition temperature