Chemistry-pH & Buffer Solutions
NEET Chemistry pH & Buffer Solutions MCQ Question
Type: MCQ-conceptual-Easy-Class 11
Which of the following statements about chemical equilibrium is correct?
A
Pure solids or liquids do not appear in the expression of the equilibrium constant.
B
The equilibrium constant changes with concentration of reactants.
C
Increasing the temperature always increases the equilibrium constant.
D
Only gaseous reactants contribute to the equilibrium constant expression.
Correct Answer
Option A
Detailed Explanation
At equilibrium, pure solids or liquids are present but their concentrations do not appear in the expression of the equilibrium constant, as stated in the context about heterogeneous equilibrium.
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