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Chemistry Test 117
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Chemistry Test 117
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  • Question 1/10
    4 / -1

    Out of the following which can be converted into amine in presence of NaOBr.

    Solutions

    Only 1° amide can undergo Hoffmann Bromamide Reaction.

     

  • Question 2/10
    4 / -1

    IUPAC name of is 

    Solutions

    According to IUPAC ligands are named in alphabetical order

     

  • Question 3/10
    4 / -1

    Alkali metal that does not form a crystaline bicarbonate is 

    Solutions

    Being the first alkali metal Li shows some difference with remaining alkali metal.

     

  • Question 4/10
    4 / -1

    NaCN is used as depressant for which of the following subtance when both ZnS and PbS are present together in an ore.

    Solutions

    NaCN acts as depresant for ZnS for the mixture of PbS and ZnS ores.

     

  • Question 5/10
    4 / -1

    Correct order of electronegativity is :

    Solutions

    Electronegativity of elements on Pauling's scale :

        B = 2,  Al = 1.5,  Ga = 1.6,  In = 1.7,  Tl = 1.8 

     

  • Question 6/10
    4 / -1

    Correct decreasing order of bond angle x, y and z in given structure.

    Solutions

    x = 101°,  y = 79°  &  z = 118°  According to NCERT. 

     

  • Question 7/10
    4 / -1

    Solutions

     

  • Question 8/10
    4 / -1

    Arrange the following in decreasing order of ionic size

  • Question 9/10
    4 / -1

    At room temperature which form of hydrogen is most stable?

  • Question 10/10
    4 / -1

    The correct solubility order is

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