Question

define combustion and ignition temperature

Answer 1

Combustion - A chemical process in which a substance reacts with oxygen to give heat is called Combustion.

Ignition temperature - The lowest temperature at which a substance catches fire is called Ignition temperature.

Answer 2

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Combustion-:

The process of heating a substance in presence of Oxygen to get heat and light is called combination.

Ignition temperature:-

Temperature at which an object starts to burn or emit light is called ignition temperature.