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Chemistry Test 157

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Chemistry Test 157
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  • Question 1
    4 / -1

    Which one of the following substances has the highest proton affinity?

    Solution

    Among the given compounds, the NH3 is most basic. Hence has highest proton affinity

     

  • Question 2
    4 / -1

    The "spin-only" magnetic moment [in units of Bohr magneton, (μB)] of Ni2+ in aqueous solution would be (At. No. Ni = 28)

    Solution

    The number of unpaired electrons in Ni2+ (aq) = 2 Water is weak ligand hence no pairing will take place spin magnetic moment

     

  • Question 3
    4 / -1

    Solution

     

  • Question 4
    4 / -1

    The starting substance for the preparation of iodoform is any one of the following, except

    Solution

     

  • Question 5
    4 / -1

    Absolute alcohol (100% alcohol) is prepared by distilling rectified spirit over

    Solution

     

  • Question 6
    4 / -1

    Match the compounds given in List-I wish List-II and select the suitable option using the code given below:

    Solution


     

  • Question 7
    4 / -1

    Match the compounds given in List - I with their characteristic reactions given in List - II. Select the correct option.

    Solution

     

  • Question 8
    4 / -1

    Which is wrongly matched?

  • Question 9
    4 / -1

    Which one of the following sets forms the biodegradable polymer?

    Solution

     

  • Question 10
    4 / -1

    Commonly used antiseptic 'Dettol' is a mixture of

    Solution

    The mixture of chloroxylenol and terpenol is Dettol which is used as antiseptic.

     

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