Q.

Modern theories of acids and bases are very important in understanding acidic nature and basic nature. Which statement about these theories is false

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a

HCl is an Arrhenius acid as well as B-L acid

b

BF3 is a Lewis acid but not B-L acid

c

HSO4- is a B-L acid but not an Arrhenius acid

d

Cl- is a B-L base as well as Arrhenius base

answer is D.

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Detailed Solution

Cl- can accept a proton and thus can act like B-L base;It cannot act like Arrhenius acid, its aqueous solution does not contain hydroxyl group;
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Modern theories of acids and bases are very important in understanding acidic nature and basic nature. Which statement about these theories is false