MEDIUMMCQ SINGLEJEE Mains ChemistryPhysical ChemistryIonic equilibriumDissociation of Weak Acids and Bases

A monoprotic acid in 1.00 M solution is 0.01% ionised. The dissociation constant of this acid is

A.1 × 10✓ Correct

B.1 × 10

C.1 × 10

D.10

Explanation

Monoprotic acid dissociates as HA H A α 0.01% 4 α 0.0001 10 K α C a 2 2 4 K = α C = 10 1 x a 8 K = 10 a

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