Question

define briefly about combustion, substitution and addition reaction

Answer 1

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Combustion is a chemical process in which substance reacts with oxygen to provide energy in the form of heat and light.
There are three necessary conditions for combustion -:
⭐The substance must be combustible.
⭐There must be presence of oxygen.
⭐There should be minimum temperature to ignite.
There are three types of combustion -:
⭐Rapid combustion.
⭐Spontaneous combustion.
⭐Explosion.

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Answer 2

Combustion: The act of burning something or the process of burning is known as combustion.

Substitution : The process,of substituting one thing for another is known as substitution.

Addition: reaction where two or more molecules combine to form a larger one.

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