Question 15

The composition of gunpowder is

  • A.50% KNO3, 35% charcoal and 15% sulphur
  • B.70% KNO3, 15% charcoal and 15% sulphur
  • C.75% KNO3, 15% charcoal and 10% sulphur
  • D.65% KNO3, 25% charcoal and 10% sulphur
Objective

Question details

Exam body
NDA
Subject
Chemistry
Year
2016/2017
Question no.
#15
Type
Objective

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