JEE Main 2024 · ChemistryMultiple choiceSingle correctEasyConceptual

JEE Main 1 February 2024, Shift 2, Chemistry Q66

Question 66 of 90 in this shift, Chemistry question 6 of 30, Section A.

The strongest reducing agent among the following is :

(1) $\mathrm{PH_3}$
(2) $\mathrm{BiH_3}$ Official answer
(3) $\mathrm{NH_3}$
(4) $\mathrm{SbH_3}$

Official answer

Option 2

NTA final key.

Chapter: The p-Block Elements
Topic: Group 15 & 16
Idea tested: Group 15 Hydrides Trends

Same idea in other shifts

Asked 3× in all

8 Apr 2026, Shift 2 · Q59Find the correct statements related to group 15 hydrides. A. Reducing nature increases from $\mathrm{NH_3}$ to $\mathrm{BiH_3}$ B.…MediumOther
22 Jul 2021, Shift 2 · Q38Which one of the following group-15 hydride is the strongest reducing agent ?EasySingle correct

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 108 of the 174 JEE Main shifts held from 2017 to 2026.