JEE Main 2023 · ChemistryMultiple choiceOtherEasyRecall

JEE Main 13 April 2023, Shift 2, Chemistry Q71

Question 71 of 90 in this shift, Chemistry question 11 of 30, Section A.

Which of the following are the Green house gases? A. Water vapour B. Ozone C.

\mathrm{I_2}

D. Molecular hydrogen Choose the most appropriate answer from the options given below:

(1)A and B onlyOfficial answer
(2)A and D only
(3)C and D only
(4)B and C only

Official answer

Option 1

NTA final key.

Chapter: Environmental Chemistry
Topic: Environmental Chemistry
Idea tested: Greenhouse Effect

Same idea in other shifts

Asked 4× in all

16 Mar 2021, Shift 2 · Q40The green house gas/es is (are ) : (A) Carbon dioxide (B) Oxygen (C) Water vapour (D) Methane Choose the most appropriate answer from the…EasyOther
18 Mar 2021, Shift 1 · Q41The statements that are TRUE : (A) methane leads to both global warming and photochemical smog (B) methane is generated from paddy fields…MediumOther
8 Jan 2020, Shift 1 · Q38Among the gases (a) - (e), the gases that cause greenhouse effect are : (a) $\mathrm{CO_2}$ (b) $\mathrm{H_2O}$ (c) CFCs (d)…EasyOther

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 42 of the 174 JEE Main shifts held from 2017 to 2026.