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Question
Assertion (A): The ionisation of hydrogen sulphide in water is low in the presence of hydrochloric acid.
Reason (R): Hydrogen sulphide is a weak acid.
Options
Both A and R are true and R is correct explanation of A.
Both A and R are true but R is not correct explanation of A.
A is true but R is false.
Both A and R are false.
Solution
Both A and R are true but R is not correct explanation of A.
Explanation:
In presence of \[\ce{H+}\] ion, equilibrium shifts in backward direction.
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