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Chemistry Test ...

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  • Question 1
    4 / -1

    What is the change in internal energy when a gas contracts from 325 ml to 125 ml at a constant pressure of 2 bar, while at the same time being cooled by removing 124 J heat?

  • Question 2
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    At very low temperature, the heat capacity of crystals is equal to C = p.T4, where p is a constant. Find the entropy of a crystal as a function of temperature in this temperature interval.

  • Question 3
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    The value of ΔHsol of anhydrous copper (II) sulphate is −66.11 kJ. Dissolution of 1 mole of blue vitriol, [Copper (II) sulphate pentahydrate] is followed by the absorption of 11.5 kJ of heat. The enthalpy of dehydration of blue vitriol is

  • Question 4
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  • Question 5
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    The correct IUPAC name of the compound is

  • Question 6
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    correct IUPAC name of the compound is

  • Question 7
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    Select pair of chain isomers from the following

  • Question 8
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    Which of the following compound has highest enol content?

  • Question 9
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    The order of decreasing stability of the anions(CH3)3C– (I), (CH3)2CH (II), CH3CH2 (III), C6H5CH2 (IV) is–

  • Question 10
    4 / -1

    Pyridine is less basic than triethyl amine because:

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