Q.
Statement-I: The ionisation of hydrogen sulphide in water is low in the presence of hydrochloric acid.Statement-II: Hydrogen sulphide is a weak acid
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a
Both Statement-I and Statement-II are correct
b
Statement-I is correct and Statement-II is incorrect
c
Statement-I is incorrect and Statement-II is correct
d
Both statement-I and Statement-II are incorrect
answer is A.
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Detailed Solution
HCl gives the common H+ ions and hence ionization equilibrium H2S⇔2H++S-2 is suppressed.
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