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Chemistry Test ...

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  • Question 1
    4 / -1

    Protein synthesis in a cell takes place __________.

  • Question 2
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    According to Fajan's rule, which of the following ions shows the greatest polarising power?

  • Question 3
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    A compound contains three elements A , B and C, if the oxidation of A = +2, B = +5 and C = −2, the possible formula of the compound is:

  • Question 4
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    The wavelength range of the visible spectrum extends from violet (400 nm) to red (750 nm). Express these wavelengths in frequencies (Hz). (1nm = 10−9m)

  • Question 5
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    An alkene "A" on reaction with O3 and Zn − H2O gives propanone and ethanol in equimolar ratio. The addition of HCl to alkene "A" gives "B" as the major product.The structure of the product "B" is:

  • Question 6
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  • Question 7
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  • Question 8
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    What happens with ionisation energy of group 17 elements, as we go down the group?

  • Question 9
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    A reaction, A + B → C + D + q is found to have a positive entropy change. The reaction will be:

  • Question 10
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    Which metal is protected by a layer of its own oxide?

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