Home / Unit-9 Chemical Equilibrium / Question
MCQ
If the concentration of a reactant is increased in a system at equilibrium, the equilibrium will:
Unit-9 Chemical Equilibrium
A shift towards the forward direction
B shift towards the reverse direction
C remain unchanged
D stop completely
Explanation

Increasing reactant concentration shifts the equilibrium towards the products to consume the added reactant, according to Le Chatelier's principle.

Related MCQs

The concentration of species in the law of mass action is usually expressed in:
Unit-9 Chemical Equilibrium View
Which of the following is an example of a reversible reaction?
Unit-9 Chemical Equilibrium View
The reaction N2(g) + 3H2(g) ⇌ 2NH3(g) is exothermic. What happens when the temperature of the equilibrium mixture is increased?
Unit-9 Chemical Equilibrium View
The equilibrium constant for a reaction whose equation is reversed becomes:
Unit-9 Chemical Equilibrium View
In a reversible reaction, the reverse reaction is the one that:
Unit-9 Chemical Equilibrium View
If more SO2 is added to the equilibrium 2SO2(g) + O2(g) ⇌ 2SO3(g), the yield of SO3 will:
Unit-9 Chemical Equilibrium View