P-Block Elements Ques 600
Question: Concentrated $ H_2SO_4 $ is not used to prepare $ HBr $ from KBr because it
Options:
A) oxidizes $ HBr $ .
B) reduces $ HBr $ .
C) causes disproportionation of $ HBr $ .
D) reacts too slowly with KBr.
Show Answer
Answer:
Correct Answer: A
Solution:
$ 2HBr+H_2SO_4\to Br_2+2H_2O+SO_2 $ $ HBr $ is oxidised to $ Br_2 $
