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MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibriumDissociation of Weak Acids and Bases

Which of the following is the weakest acid?

A.HF✓ Correct
B.HCl
C.HBr
D.HI
Explanation

The bond in HF molecule is the shortest as compared to the rest as F is a very small atom. This makes H-F very  strong,  thus  its  tendency  to  dissociate  as H F H F is very low.

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