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Chemistry Test ...

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  • Question 1
    4 / -1

    Equal masses of H2,O2 and methane have been taken in a container of volume V at temperature 27∘C under identical conditions. The ratio of the volumes of gases H2,O2 and CH2 would be

  • Question 2
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    At temperature 327∘C and concentration C1 the osmotic pressure of a solution is P The same solution at concentration C/2 and temperature 427∘C shows the osmotic pressure of 2 atm. What will be the value of P ?

  • Question 3
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    The standard Gibbs free energy change and enthalpy change at 25∘C for the liquid phase reaction

    J/mol. If the solution is ideal and enthalpy change is assumed to be constant, then the equilibrium constant at 95∘C is

  • Question 4
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    By what factor must [H+] be increased to increase the reduction potential of a hydrogen electrode, having fixed pressure of hydrogen gas, by 0.0282 V?

  • Question 5
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    Which of the following will not show geometrical isomerism?

  • Question 6
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    The equivalents of H2O2 reacted with Sn2+ is:

  • Question 7
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    In context with the industrial preparation of hydrogen from water gas (CO+H2), which of the following is the correct statement?

  • Question 8
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    The charge/size ratio of a cation determines its polarizing power. Which one of the following sequences represents the increasing order of the polarizing power of the cationic species, K+, Ca2+, Mg2+, Be2+? 

  • Question 9
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    The heat of combustion of carbon is −94kcal at 1 atm pressure. The intrinsic energy of CO2 is

  • Question 10
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    If we have an element with atomic number 115, then which of the following statements is correct about this element?

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