JEE Main 2021 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 17 March 2021, Shift 2, Chemistry Q38

Question 38 of 90 in this shift, Chemistry question 8 of 30, Section A.

The set that represents the pair of neutral oxides of nitrogen is :

(1) $\mathrm{NO}$ and $\mathrm{N_2O}$ Official answer
(2) $\mathrm{N_2O}$ and $\mathrm{NO_2}$
(3) $\mathrm{NO}$ and $\mathrm{NO_2}$
(4) $\mathrm{N_2O}$ and $\mathrm{N_2O_3}$

Official answer

Option 1

NTA final key.

Chapter: The p-Block Elements
Topic: Group 15 & 16
Idea tested: Nitrogen Oxides Structure

Same idea in other shifts

Asked 5× in all

6 Apr 2023, Shift 1 · Q69Match List I with List II LIST I (Oxide) | LIST II (Type of bond) A. $\mathrm{N_2O_4}$ | I. 1 N = O bond B. $\mathrm{NO_2}$ | II. 1 N – O…MediumMatch the list
27 Jul 2022, Shift 1 · Q83Amongst the following, the number of oxide(s) which are paramagnetic in nature is $\mathrm{Na_2O, KO_2, NO_2, N_2O, ClO_2, NO, SO_2, Cl_2O}$ MediumNumerical value
26 Jun 2022, Shift 2 · Q67The oxide which contains an odd electron at the nitrogen atom isEasySingle correct
28 Jun 2022, Shift 2 · Q70Among the given oxides of nitrogen ; $\mathrm{N_2O}$ , $\mathrm{N_2O_3}$ , $\mathrm{N_2O_4}$ and $\mathrm{N_2O_5}$ , the number of…MediumSingle 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.