PYQ Vault

Day 87: MH HSC Class 12 Chemistry

5 questions. Try each one first, then open its answer.

  1. Question 1

    Electrochemistry. Asked once: Feb 2020

    Q.2.v
    What is electrometallurgy?

  2. Question 2

    Elements of Groups 16, 17 and 18. Asked once: Feb 2025

    Answer the following questions :
    Q.2.vi
    Write the balanced chemical equation, when excess of ammonia is treated with chlorine.

  3. Question 3

    Halogen Derivatives. Asked once: Jul 2025

    Select and write the correct answer for the following multiple choice type of questions :
    Q.1.ix
    The metal used in preparation of Grignard reagent is _____.

    Tap an option to check your answer.

  4. Question 4

    Introduction to Polymer Chemistry. Asked once: Mar 2023

    Q. 28(ii)
    Define: Vulcanization

  5. Question 5

    Ionic Equilibria. Asked once: Feb 2024

    Q. 25
    Define acids and bases according to Bronsted-Lowry theory. Derive relationship between pH and pOH.