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Chemistry Test ...

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  • Question 1
    4 / -1

    Phenyl diazonium salts form azo dye with

    (1) Aniline

    (2) Phenol

    (3) N, N–dimethylaniline

    (4) Anisole (methoxybenzene)

    Of these statements :

  • Question 2
    4 / -1

    Low spin complex is formed by

  • Question 3
    4 / -1

    Which of the following hybridization pattern best describes the carbon atom in NCO− ?

  • Question 4
    4 / -1

    The bond dissociation enthalpy of E−H (E = element) bonds is given below. Which of the compounds will act as the strongest reducing agent?

  • Question 5
    4 / -1

    A compound contains atoms X, Y, Z. The oxidation number of X is +2, Y is +5, and Z is −2. The possible formula of the compound is -

  • Question 6
    4 / -1

    A depolarizer used in dry cell batteries is

  • Question 7
    4 / -1

    Which of the following is the correct order of thermal stability of hydrides?

  • Question 8
    4 / -1

    Which undergoes catalytic hydrogenation much faster?

  • Question 9
    4 / -1

    The temporary hardness of water due to calcium bicarbonate and can be removed by adding

  • Question 10
    4 / -1

    KO2 is used in space and submarines because it,

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