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Alkali metal hydrogen fluorides have a f...

Alkali metal hydrogen fluorides have a formula `M[HF_2]`. They are found to contain a linear symmetrical anion having an overall F—H—F distance of 2.26 Å which may be compared with the H—F bond length of 0.92 Å In the moment. Which of the following is false for the anion?

A

(A) Hydrogen bonding plays a significant role in the existence of the anion

B

(B) Average bond length (H - F) Is 1.13 Å in the anion `HF_2^- `

C

C) The stretching of H - F bond in the anion Is 0,21 Å

D

(D) H-atom is bonded to two F-atoms through two T bonds in the anion.

Text Solution

Verified by Experts

The correct Answer is:
D
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