1
JEE Advanced 2013 Paper 2 Offline
MCQ (More than One Correct Answer)
+3
-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)
A
$$\Delta H$$ is dependent on T
B
K is independent of the initial amount of CaCO3
C
K is dependent on the pressure of CO2 at a given T
D
$$\Delta H$$ is independent of catalyst, if any
2
IIT-JEE 2011 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-2

The equilibrium

$$2C{u^+} \to Cu^\circ + C{u^{2+}}$$

In aqueous medium at 25$$^\circ$$C shifts towards the left in the presence of

A
NO$$_3^ - $$
B
Cl$$-$$
C
SCN$$-$$
D
CN$$-$$
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