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SSC CHSL 2019 PYQ — Question 41

SSC CHSL - 2nd July 2019 - Shift 2 • General Awareness • Q41

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Which of the following gases has an odour that is similar to the odour of rotten eggs?

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Correct answer: A

Explanation

The correct answer is option 1, i.e. Hydrogen Sulfide.

Hydrogen Sulfide:
  • It is a colorless chalcogen hydride gas with the characteristic foul odor of rotten eggs.
  • It is very poisonous, corrosive, and flammable.
  • It generally found in drilling of crude oil and natural gas also in wastewater treatment facilities and sewers.