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What is ammonal?

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in Chemistry – Class 11 by (148k points)
What is ammonal?

(a) a mixture of aluminium powder with ammonium nitrite

(b) a mixture of aluminium powder with ammonium nitrate

(c) a mixture of aluminium powder with ammonium sulphate

(d) a mixture of aluminium powder with ammonium chloride

This question was posed to me in an online quiz.

My question comes from p-Block Elements topic in chapter p-Block Elements of Chemistry – Class 11

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Right choice is (b) a mixture of aluminium powder with ammonium nitrate

Explanation: A mixture of aluminium powder with ammonium nitrate is called ammonal and is used in bombs with a ratio of 5:95. Here the aluminium acts as a fuel and ammonium nitrate as an oxidizer, it was first used in the year 1916 by the britishers near mines.

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