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Chemistry Test ...

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  • Question 1
    4 / -1

    Hydrogenation of the above compound in the presence of poisoned palladium catalyst gives

  • Question 2
    4 / -1

    The sum of "number of filled orbitals" and "number of vacant orbitals" upto valence shell of Fe is

  • Question 3
    4 / -1

    Resistance of an aqueous solution containing 2 moles NH4Cl and completely filled in between two electrodes which are 20 cm apart was found to be 100 ohm. The molar conductivity of NH4Cl (in ohm–1 cm2 mol–1) is

  • Question 4
    4 / -1

    The oxidation of toluene with hot KMnO4 gives -

  • Question 5
    4 / -1

    Which of the following set contains specie that have interaction energy proportional to 1 / r3 ?

    (r → internuclear distance)

    (4) KCl(aq.) + NaCl(aq.)

  • Question 6
    4 / -1

    What is the apparent molecular mass (in gm/mol) of a weak acid, HA (molar mass = 30.0 gm/mol) in an aqueous solution, which shows elevation in boiling point by 0.0156ºC?

    [Given: pKa (HA) = 2.0, Kb (H2O) = 0.52 K kg mol–1]

  • Question 7
    4 / -1

    N-Ethyl pthalimide on hydrolysis gives-

  • Question 8
    4 / -1

    Directions For Questions

    Consider the following reactions of 1A metals.

    M + (x+y)NH3 → [M(NH3)x]+ + [e(NH3)y]–

    ...view full instructions

    Which of the following statement is INCORRECT?

  • Question 9
    4 / -1

    The compressibility factor of a Vanderwaal gas is 0.5 at 27ºC and 24 atm. The value of Vanderwaal constant 'a' (in atm-L2/mol2) is 

    (b = 0.10 L/mol, R = 0.08 L-atm/K-mol)

  • Question 10
    4 / -1

     'B', 'A' and 'B' respectively are : 

     

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