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Saturday, 31 October

JEE Main 2026 · ChemistryMultiple choiceSingle correctMediumApplication

JEE Main 2 April 2026, Shift 2, Chemistry Q53

Question 53 of 75 in this shift, Chemistry question 3 of 25, Section A.

SF4SF_4 is isostructural with: A. BrF4⊕BrF_4^{\oplus} B. CH4CH_4 C. IF4⊕IF_4^{\oplus} D. XeF4XeF_4 E. XeO2F2XeO_2F_2 Choose the correct answer from the options given below:
  1. (1)C Only
  2. (2)C and E OnlyOfficial answer
  3. (3)A and D Only
  4. (4)B and E Only

Official answer

Option 2

NTA final key.

Chapter
The p-Block Elements
Topic
VSEPR Theory
Idea tested
Isostructural and Isoelectronic Identification

Same idea in other shifts

Asked 2× in all
  1. 24 Feb 2021, Shift 1 · Q31Which of the following are isostructural pairs ? A. SO42−\mathrm{SO_4^{2-}} and CrO42−\mathrm{CrO_4^{2-}} B. SiCl4\mathrm{SiCl_4} and…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.