1
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The INCORRECT match in the following is :
A
$$\Delta $$Go = 0, K = 1
B
$$\Delta $$Go < 0, K < 1
C
$$\Delta $$Go > 0, K < 1
D
$$\Delta $$Go < 0, K > 1
2
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
In which one of the following equilibria, Kp $$ \ne $$ KC ?
A
2NO(g) ⇋ N2(g) + O2(g)
B
2C(s) + O2(g) ⇋ 2CO(g)
C
2HI(g) ⇋ H2(g) + I2(g)
D
NO2(g) + SO2(g) ⇋ NO(g) + SO3(g)
3
JEE Main 2019 (Online) 10th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
For the reaction,
2SO2(g) + O2(g) = 2SO3(g), $$\Delta $$H = –57.2 kJ mol–1 and KC = 1.7 × 1016
Which of the following statement is incorrect ?
A
The equilibrium will shift in forward direction as the pressure increase.
B
The addition of inert gas at constant volume will be not affect the equilibrium constant.
C
The equilibrium constant is large suggestive of reaction going to completion and so no catalyst is required.
D
The equilibrium constant decreases as the temperature increase.
4
JEE Main 2019 (Online) 8th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
For the following reactions, equilibrium constants are given :

S(s) + O2(g) ⇋ SO2(g); K1 = 1052

2S(s) + 3O2(g) ⇋ 2SO3(g); K2 = 10129

The equilibrium constant for the reaction,

2SO2(g) + O2(g) ⇋ 2SO3(g) is :
A
10181
B
1025
C
1077
D
10154
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