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Question

Air is necessary for combustion. (True or False). Also write the false statements in their correct form.


A
True
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B
False
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Solution

The correct option is A True

Combustion

  • Combustion is a chemical process in which a substance burns in the presence of oxygen to give off heat.
  • The substances which undergo combustion are known as combustible substances.
  • During combustion, heat is accompanied by light, either as a flame or as a glow.
  • Since air is a mixture of gases and oxygen that helps in burning also called a supporter of combustion, therefore, air is necessary for combustion.
  • Example of combustion reaction: Charcoal burns in air to give carbon dioxide and heat.

C(s)Carbon+O2(g)OxygenCO2(g)Carbondioxide+Heat

Hence, the given statement is true.


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