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Chemistry Test ...

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  • Question 1
    1 / -0

    If mechanism of reaction is

    Where k is rate constant then, what is d[A]dt?

  • Question 2
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    The ionic molar conductivities of \(C _{2} O _{4}^{2 \Theta}, K ^{\oplus}\) and \(Na ^{\ominus}\) ions are \(x , y\) and \(z S cm ^{2} mol ^{-1}\), respectively then value of \(\wedge_{\text {eq }}^{\circ}\) of \(( NaOOC - COOK )\) is

  • Question 3
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    0.5 molal solution acetic acid (M.W. = 60) in benzene (M.W. = 78) boils at 80.80 °C. The normal boiling point of benzene is 80.10 °C and Δvap H = 30.775 KJ/mol. Which of the following option is correct regarding percent of association of acetic acid in benzene.

  • Question 4
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    If NaCl is doped with 10–2 mol% of SrCl2, which of the following option shows concentration of cation vacancies?

  • Question 5
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    Equilibrium constants of \(T _{2} O\) (T or \({ }_{1}^{3} H\) is an isotope of \({ }_{1} H\) ) and \(H _{2} O\) are different at \(298 K\). At \(298 K\) pure \(T _{2} O\) has \(p\) T (like \(p _{ H }\) ) is \(7.62 .\) The prof a solution prepared by adding \(10 ml\) of \(0.2 M\) TCI to \(15 ml\) of \(0.25 M\) NaOT is:

  • Question 6
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    For a gas obeying the van der waals equation at critical temperature, which of the following is true.

  • Question 7
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    ‘Blue baby’ syndrome is caused by –

  • Question 8
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    which of the following species undergo non–redox thermal decomposition reaction on heating

  • Question 9
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    In which of the following ‘meta form’ of ‘-ic acid’ is not possible.

  • Question 10
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    X + HNO3 Y + NO2 + H2O + S
    Y + ammonium molybdate yellow ppt.
    Identity which of the following is (X):

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