PYQ Vault

Day 57: MH HSC Class 12 Chemistry

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

  1. Question 1

    Electrochemistry. Asked once: Mar 2014 (same type asked 2 times)

    Q.1.i
    Draw neat labelled diagram of calomel electrode.

  2. Question 2

    Solutions. Asked once: Mar 2016 (same type asked 2 times)

    Q.4.iv
    The determination of molar mass from elevation in boiling point is called as ______.

    Tap an option to check your answer.

  3. Question 3

    Elements of Groups 16, 17 and 18. Asked once: Mar 2017 (same type asked 2 times)

    Q.2.viii
    Write the electronic configuration of the following elements: a. Sulphur (Z=16\text{Z} = 16) b. Krypton (Z=36\text{Z} = 36).

  4. Question 4

    Transition and Inner Transition Elements. Asked once: Mar 2019 (same type asked 2 times)

    Q.2
    Oxidation states of scandium are ______.

    Tap an option to check your answer.

  5. Question 5

    Transition and Inner Transition Elements. Asked once: Mar 2018 (same type asked 2 times)

    Q.3.viii
    Explain Zr\text{Zr} refining by Van Arkel method.