GS PrelimsScience and TechnologyGeneral Science2009

Which one of the following is used as an explosive ?

Phosphorus trichloride

Mercuric oxide

Graphite

Nitroglycerine

Correct Answer: Option D

Explanation

1. An explosive is a substance that can undergo rapid expansion when subjected to heat, shock, or detonation, producing a large amount of gas and energy. 2. Nitroglycerine (C3H5N3O9) is a highly unstable and powerful liquid explosive. 3. Phosphorus trichloride is used in chemical synthesis. 4. Mercuric oxide is a chemical compound. 5. Graphite is a form of carbon used as a lubricant and in pencils.

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