1
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
The exothermic formation of ClF3 is represented by the equation:
Cl2 (g) + 3F2 (g) $$\leftrightharpoons$$ 2ClF3 (g); $$\Delta H$$ = -329 kJ
Which of the following will increase the quantity of ClF3 in an equilibrium mixture of Cl2, F2 and ClF3?
A
Increasing the temperature
B
Removing Cl2
C
Increasing the volume of the container
D
Adding F2
2
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
An amount of solid NH4HS is placed in a flask already containing ammonia gas at a certain temperature and 0.50 atm. Pressure. Ammonium hydrogen sulphide decomposes to yield NH3 and H2S gases in the flask. When the decomposition reaction reaches equilibrium, the total pressure in the flask rises to 0.84 atm. The equilibrium constant for NH4HS decomposition at this temperature is :
A
0.30
B
0.11
C
0.17
D
0.18
3
AIEEE 2004
MCQ (Single Correct Answer)
+4
-1
The equilibrium constant for the reaction N2(g) + O2(g) $$\leftrightharpoons$$ 2NO(g) at temperature T is 4 $$\times$$ 10-4. The value of Kc for the reaction NO(g) $$\leftrightharpoons$$ $$1 \over 2$$N2 (g) + $$1 \over 2$$O2 (g) at the same temperature is :
A
2.5 $$\times$$ 102
B
4 $$\times$$ 10-4
C
50
D
0.02
4
AIEEE 2004
MCQ (Single Correct Answer)
+4
-1
For the reaction, CO(g) + Cl2(g) $$\leftrightharpoons$$ COCl2(g) the $${{{K_p}} \over {{K_c}}}$$ is equal to :
A
$$\sqrt {RT} $$
B
RT
C
1/RT
D
1.0

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