JEE Advanced 2013 Paper 2 Offline

MCQ (More than One Correct Answer)

-0.75

The thermal dissociation equilibrium of CaCO₃(s) is studied under different conditions

CaCO₃(s) $$\leftrightharpoons$$ CaO(s) + CO₂(g).

For this equilibrium, the correct statement(s) is (are)

$$\Delta H$$ is dependent on T

K is independent of the initial amount of CaCO₃

K is dependent on the pressure of CO₂ at a given T

$$\Delta H$$ is independent of catalyst, if any

JEE Advanced 2013 Paper 1 Offline

MCQ (More than One Correct Answer)

-0.75

The initial rate of hydrolysis of methyl acetate (1M) by a weak acid (HA, 1M) is 1/100^th of that of a strong acid (HX, 1M), at 25^oC. The K_a of HA is

1 $$\times$$ 10^-4

1 $$\times$$ 10^-5

1 $$\times$$ 10^-6

1 $$\times$$ 10^-3

IIT-JEE 2010 Paper 1 Offline

MCQ (More than One Correct Answer)

-0.75

Aqueous solution of HNO₃, KOH and CH₃COOH and CH₃COONa of identical concentrations are provided. The pairs of solutions which form a buffer upon mixing is(are)

HNO₃ and CH₃COOH

KOH and CH₃COONa

HNO₃ and CH₃COONa

CH₃COOH and CH₃COONa

JEE Advanced Subjects