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Mixture of which one of the following pairs of gases is the cause of occurrence of most of the explosions in mines

,

Mixture of which one of the following pairs of gases is the cause of occurrence of most of the explosions in mines?

(a)

Hydrogen and oxygen

(b)

Oxygen and acetylene

(c)

Methane and air

(d)

Carbon dioxide and methane

Answer:

(c)

Explanation

Methane and air mixtures are the primary cause of explosions in mines.