JEE Main 2023 · ChemistryNumerical answerNumerical valueEasyApplication

JEE Main 10 April 2023, Shift 1, Chemistry Q88

Question 88 of 90 in this shift, Chemistry question 28 of 30, Section B.

In the following reactions, the total number of oxygen atoms in X and Y is ____________

\mathrm{Na_2O + H_2O \rightarrow 2X}

\mathrm{Cl_2O_7 + H_2O \rightarrow 2Y}

Official answer

NTA final key.

Chapter: The p-Block Elements
Topic: Group 17 & 18
Idea tested: Halogen Oxoacids

Same topic in other shifts

All Group 17 & 18 questions

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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.