2007 General Studies, all questions

UPSC Prelims 2007 · General Studies

Question 103: Science and Technology

Which one of the following is another name of RDX?

aCyanohydrin
bDextran
cCyclohexane
dCyclonite

AnswerThe answer is (d).

RDX stands for Research Department Explosive. Its chemical name is cyclotrimethylenetrinitramine and it is also called Cyclonite or Hexogen. It is a powerful high explosive used in military and plastic explosives such as C-4. Cyanohydrin, dextran and cyclohexane are unrelated compounds.

Why each option is right or wrong
  • (a) Cyanohydrin is an organic compound class, not RDX.
  • (b) Dextran is a polysaccharide, not RDX.
  • (c) Cyclohexane is a hydrocarbon, not RDX.
  • (d) Correct: RDX is also called Cyclonite.

Explanation: written by UPSC Grade, not by UPSC.

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Source: UPSC, Civil Services (Preliminary) Examination 2007, General Studies. UPSC's own paper isn't online; the words are from a published compilation. The paper on upsc.gov.in.