Asked in NUMS 2019 (cancelled sitting) 2019Moderate

Which of the pair of gases is not a greenhouse gas?

Correct answer: C. Nitrogen and oxygen

  • A. Carbon dioxide and methane
  • B. Carbon dioxide and nitric oxide
  • C. Nitrogen and oxygen
  • D. Water vapour and ozone

Explanation

Nitrogen and oxygen are not greenhouse gases, while carbon dioxide, methane, water vapor, and ozone are. Greenhouse gases are those that absorb and emit infrared radiation, trapping heat in the Earth's atmosphere and contributing to the greenhouse effect.

Last updated

About Reactions of Group IV Elements

Group IV, or Group 14, chemistry covers the trends from carbon and silicon to tin and lead, including their reactions with oxygen, halogens, water, acids and alkalis. It also examines the structures and properties of their oxides and chlorides, oxidation states, and the inert pair effect, rather than treating all members as equally metallic.

Practise s-Block and p-Block Elements

1,359 free s-Block and p-Block Elements MCQs from Chemistry, each with the correct answer and an explanation. Unlimited attempts, no account needed.

Exams that ask Chemistry questions like this

Chemistry is on 12 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.

Related questions