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Chemistry Test 166
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Chemistry Test 166
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  • Question 1/10
    4 / -1

    Which of the following statements is/are correct about the zero order reaction?

    Solutions

    Rate of reaction of zero order reaction is independent of concentration of reactants. It depends on the rate constant.

    [R] = - kt

    where, [R] = rate of reaction

    k = rate constant

    t = time

     

  • Question 2/10
    4 / -1

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  • Question 3/10
    4 / -1

    When  is plotted against log P, we get a straight line with slope

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  • Question 4/10
    4 / -1

    When gelatin is added to an ice-cream, it plays a role as a/an

    Solutions

    Emulsifying agent is added to stabilise the emulsion. Emulsifying agent forms a layer between suspended particles and the medium and hence stabilises the emulsion. Ice-cream (emulsion) is stabilised by emulsifying agent like gelatin.

     

  • Question 5/10
    4 / -1

    The gas which is adsorbed greatly by activated charcoal is

    Solutions

    Among the given option, activated charcoal greatly adsorbs the SO2 gas. Activated charcoal is used in high quality air purifiers and masks to adsorb the poisonous gases.

     

  • Question 6/10
    4 / -1

    In the complex ion  the NH3 molecules are linked to the central metal ion by

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  • Question 7/10
    4 / -1

    Which one of the following is ambidentate ligand?

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  • Question 8/10
    4 / -1

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  • Question 9/10
    4 / -1

    Among the following species, the one which imparts colour to an aqueous solution is

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  • Question 10/10
    4 / -1

    Which of the following statements is/are correct about the ionisation energy of Cu and Zn?

    Solutions

     

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