PYQ Vault

Day 98: MH HSC Class 12 Chemistry

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

  1. Question 1

    Aldehydes, Ketones and Carboxylic Acids. Asked once: Mar 2019

    Q.1
    A compound used as pistachio flavour in ice cream is _____.

    Tap an option to check your answer.

  2. Question 2

    Chemical Thermodynamics. Asked once: Mar 2017

    Q.2.vii
    Nitrogen does not form tetrahalides. Give reason.
  3. Question 3

    Alcohols, Phenols and Ethers. Asked once: Mar 2016

    Q.7.i
    Explain the mechanism of esterification. Explain the reaction involved in dehydration of 1∘1^{\circ}, 2∘2^{\circ} and 3∘3^{\circ} alcohols.
  4. Question 4

    Aldehydes, Ketones and Carboxylic Acids. Asked once: Mar 2018

    Q.7.ii
    Prepare carbolic acid from benzene sulphonic acid. Write a chemical equation for the action of neutral ferric chloride on phenol.
  5. Question 5

    Chemical Thermodynamics. Asked once: Mar 2016

    Q.4.iii
    Absolute entropies of solids, liquids and gases can be determined by ______.

    Tap an option to check your answer.