19 JEE Main 2023 Hydrogen previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2023 previous-year questions from the Hydrogen chapter of Chemistry. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Hydrogen chapter hub.
Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R. Assertion A : Iso…
An indicator ‘ X ’ is used for studying the effect of variation in concentration of iodide on the rate of r…
Match List I with List II List I Type of Hydride List II Example A Electron deficient hydride I MgH 2 B Electron rich h…
' 25 volume' hydrogen peroxide means
Given below are two reactions, involved in the commercial production of dihydrogen H 2 . The two reactions are carried…
H 2 O 2 acts as a reducing agent in
Given below are two statements: Statement I: Permutit process is more efficient compared to the synthetic resin method…
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R . Assertion A : Ph…
Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Loss…
In which of the following reactions the hydrogen peroxide acts as a reducing agent?
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