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Statement H(3)PO(3) is a dibasic acid an...

Statement `H_(3)PO_(3)` is a dibasic acid and its salt `Na_(2)PO_(3)` does not exist.
Explanation Being dibasic nature, only two `H` are replaceable.

A

`S` is correct but `E` is wrong.

B

`S` is wrong but `E` is wrong.

C

Both `S` and `E` are correct and `E` is correct explanation of `S`.

D

Both `S` and `E` are correct but `E` is not correct explanation of `S.

Text Solution

Verified by Experts

The correct Answer is:
C
`HO-underset(O)underset(||)overset(H)overset(|)P-OH` , thus only `Na_(2)HPO_(3)` and `NaH_(2)PO_(3)` salts are possible.
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