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Chemistry Test ...

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  • Question 1
    4 / -1

    If 5.08 g of a cupric salt is dissolved in water and excess of KI is added to the solution, and the liberated I2 requires 25 ml of M/5 Na2S2O3, where it gets converted into S4O62-, then find the weight percentage of copper in the salt.

  • Question 2
    4 / -1

    The compound having the highest dipole moment is

  • Question 3
    4 / -1

    Which of the following is not a buffer solution?

  • Question 4
    4 / -1

    A cell utilises the reaction Zn (s) + 2H+ (aq) Zn2+ (aq) + H2 (g). Addition of H2SO4 to the cathode compartment will

  • Question 5
    4 / -1

    Which of the following series of reactions correctly represents the chemical relations related to iron and its compound?

  • Question 6
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    Which of the following is formed when NaCl is heated with conc. H2SO4 and solid K2Cr2O7?

  • Question 7
    4 / -1

    b-particle is emitted in radioactivity by

  • Question 8
    4 / -1

    Which of the following alkenes will react faster with H2 under catalytic hydrogenation conditions?

  • Question 9
    4 / -1

    When m-chlorobenzaldehyde is treated with 50% KOH solution, the product(s) obtained is/are

  • Question 10
    4 / -1

    Among cellulose, poly(vinylchloride), nylon and natural rubber, the polymer in which the intermolecular force of attraction is the weakest is

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