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Pentoxides of all the elements of nitrog...

Pentoxides of all the elements of nitrogen family are _____ acidic than their trioxides.

A

Less

B

More

C

Equally acidic

D

Can't say

Text Solution

Verified by Experts

Acidic due to highest oxidation state (+5) of the central atom, where acidic character decreases down the group, `N_2O_5` (strongest)>`P_2O_5gtAs_2O_5gtSb_2O_5gtBi_2O_5` (weakest), due to gradual decrease of electronegativity.
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