Statement I : Acid strength increases in the order given as HF << << HBr << . Statement II : As the size of the elements F, , Br, increases down the group, the bond strength of HF, , HBr, and decreases and so the acid strength increases. [2021]

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Solution

Q.
Statement I : Acid strength increases in the order given as HF << $HCl$ << HBr << $HI$ .

Statement II : As the size of the elements F, $Cl$ , Br, $I$ increases down the group, the bond strength of HF, $HCl$ , HBr, and $HI$ decreases and so the acid strength increases.

In the light of the above statements, choose the correct answer from the options given below. [2021]

1 Statement I is incorrect but statement II is true.

2 Both statement I and statement II are true.

3 Both statement I and statement II are false.

4 Statement I is correct but statement II is false.

Ans.
(2)

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