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Chemistry Test ...

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  • Question 1
    4 / -1

    Select the INCORRECT statement among given :

  • Question 2
    4 / -1

    Which compound is expected to have highest pKa value ?

  • Question 3
    4 / -1

    A photon of energy hν is absorbed by a free electron of a metal having work function w < hν. Then:

  • Question 4
    4 / -1

    Correct statement regarding orthoboric acid is :

  • Question 5
    4 / -1

    Which of the following amine forms N-nitrosoamine upon treatment with NaNO2 & HCl ?

  • Question 6
    4 / -1

    The compression factor (compressibility factor) for one mole of a vander Waals gas at 0° C and 100 atmosphere pressure is found to be 0.5. Assuming that the volume of a gas molecule is negligible, calculate the vander waals constant 'a'.

  • Question 7
    4 / -1

    Co-ordinated as well as hydrogen bonded water are present in :

  • Question 8
    4 / -1

    In the reaction

    Maximum extent of hofmann alkene product will be obtained when X is-

  • Question 9
    4 / -1

    When 20 g of naphtholic acid (C11H8O2) is dissolved in 50 g of benzene (Kf = 1.72 K kg mol–1), a freezing point depression of 2 K is observed. 

    The van’t Hoff factor (i) is

  • Question 10
    4 / -1

    The correct properties of dilute solution of sodium metal in excess of aq. NH3 is :

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