PYQ Vault

Day 90: MH HSC Class 12 Chemistry

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

  1. Question 1

    Halogen Derivatives. Asked once: Jul 2024

    Answer the following questions :
    Q.2.ii
    Write the name of hydrocarbon formed when methyl magnesium iodide is treated with ammonia.
  2. Question 2

    Introduction to Polymer Chemistry. Asked once: Mar 2018

    Q.5.i
    A polymer used in paints is _____.

    Tap an option to check your answer.

  3. Question 3

    Solutions. Asked once: Mar 2023

    Q.15
    Define Osmosis.
  4. Question 4

    Transition and Inner Transition Elements. Asked once: Jul 2024

    Q. 11
    Define : (a) Pyrometallurgy. (b) Roasting.
  5. Question 5

    Alcohols, Phenols and Ethers. Asked once: Jul 2024

    Q. 24
    Identify A, B, C and rewrite the chemical reactions : H3C−CH2Cl+KOH(aq)→Δ′A′→hot Cu powder′B′\mathrm{H_3C{-}CH_2Cl + KOH_{(aq)} \xrightarrow{\Delta} 'A' \xrightarrow{\text{hot Cu powder}} 'B'}, and ′B′→K2Cr2O7/dil. H2SO4′C′\mathrm{'B' \xrightarrow{K_2Cr_2O_7 / dil.\ H_2SO_4} 'C'}