P-Block Elements Ques 204
Question: Which of the hydrogen halides forms salts like $ KHX_2 $ (where X is a halogen atom)
[Kerala PMT 2004]
Options:
A) HF
B) HCl
C) HI
D) HBr
E) All of these
Show Answer
Answer:
Correct Answer: A
Solution:
Due to highest electronegativity of fluorine the anion $ {{[F—H-F]}^{-}} $ exists as a result of strong hydrogen bond by which $ {{K}^{+}} $ associate to form $ KHF_2 $ .
