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Chemistry Test ...

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  • Question 1
    4 / -1

    At 700 K, the equilibrium constant Kp, for the reaction 2SO3( g)⇌2SO2( g)+O2 Is 1.8×10−3kPa. What is the numerical value in moles per liter of Kc for the reaction at the same temperature?

  • Question 2
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    IUPAC name of myrcene is

  • Question 3
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    The energy of activation for a reaction is 100KJmol−1. The presence of a catalyst lowers the energy of activation by 75%. What will be the effect on the rate of reaction at 20∘C, other things being equal?

  • Question 4
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    A catalyst is added to a reaction to increase the rate of reaction. Which of the following statements is correct?

  • Question 5
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    If ΔH is the change in enthalpy and ΔE, the change in internal energy accompanying a gaseous reaction, then

  • Question 6
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    Na+, Mg+, Al3+ and Si4+ are isoelectronic, their ionic size will follow the order-

  • Question 7
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    Which of the following complexes is correctly named?

  • Question 8
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    The enthalpy of vaporisation of a substance is 8400 J mol−1 and its boiling point is −173.15∘C. The entropy change for vaporisation is:

  • Question 9
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    The calculated spin magnetic moment of gaseous Fe2+ is

  • Question 10
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    Which of the following is true for the resultant polymer product formed, when molecules of phthalic acid react with molecules of glycerol?

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