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Saturday, 31 October

JEE Main 2024 · ChemistryNumerical answerNumerical valueMediumRecall

JEE Main 1 February 2024, Shift 1, Chemistry Q90

Question 90 of 90 in this shift, Chemistry question 30 of 30, Section B.

The number of white coloured salts, among the following is ________. (a) SrSO4\mathrm{SrSO_4} (b) Mg(NH4)PO4\mathrm{Mg(NH_4)PO_4} (c) BaCrO4\mathrm{BaCrO_4} (d) Mn(OH)2\mathrm{Mn(OH)_2} (e) PbSO4\mathrm{PbSO_4} (f) PbCrO4\mathrm{PbCrO_4} (g) AgBr (h) PbI2\mathrm{PbI_2} (i) CaC2O4\mathrm{CaC_2O_4} (j) [Fe(OH)2(CH3COO)]\mathrm{[Fe(OH)_2(CH_3COO)]}

Official answer

5

NTA final key.

Chapter
The d- and f-Block Elements
Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

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.