JEE Main 2012Chemistrys Block Elements

JEE Main 2012 — s Block Elements Questions with Solutions

3 JEE Main 2012 s Block Elements previous-year questions with verified answers and step-by-step solutions.

These are the JEE Main 2012 previous-year questions from the s Block Elements chapter of Chemistry. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the s Block Elements chapter hub.

  1. Q12012MCQMedium

    Fire extinguishers contain H₂ SO₄ and which one of the following?

  2. Q22012MCQHard

    A metal M on heating in nitrogen gas gives Y. Y on treatment with H₂ O gives a colourless gas which when passed through…

  3. Q32012MCQHard

    Which of the following on thermal decomposition yields a basic as well as an acidic oxide ?

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