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Chemistry Test 128
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Chemistry Test 128
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  • Question 1/10
    4 / -1

    Directions For Questions

    The electronic configuration of four elements are:

    (A) [Xe] 6s1                (B) [Xe] 4f145d16s2

    (C) [Ar] 3d10 4s24p5   (D) [Ar] 3d7 4s2 

    ...view full instructions

    Which one of the following statement about these elements is not correct?

  • Question 2/10
    4 / -1

    Which of the following give propyne on hydrolysis?

    Solutions

    Mg2C3 + H2O → Mg(OH)2 + C3H4

     

  • Question 3/10
    4 / -1

    Which is a polar molecule :-

    Solutions

    For SF4 dipole moment ≠ 0 (1 L.P. is present)

    So polar

     

  • Question 4/10
    4 / -1

    Which of the following is coloured and paramagnetic oxide :-

    Solutions

    RbO2 superoxide have one unpaired el–.

     

  • Question 5/10
    4 / -1

    Hydrogen gas produced by heating NaOH with which metal :-

  • Question 6/10
    4 / -1

    Which of the following compound do not show tautomerism :-

    Solutions

     

  • Question 7/10
    4 / -1

    The product (A) formed in the following reaction 

    (A) major Product

  • Question 8/10
    4 / -1

    Which of following compound will not show geometrical isomerism ?

  • Question 9/10
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    Which technique is use to separate glycerol from spent lye in soap industry ?

    Solutions

    fact.

     

  • Question 10/10
    4 / -1

    (major)

    Here the product formed is ?

    Solutions

    Rate of ESR α +I +M group on Benzene

     

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