D-And F-Block Elements Ques 494
Question: Which of the following is not formed when $ H_2S $ reacts with acidic $ K_2Cr_2O_7 $ solution-
Options:
A) $ CrSO_4 $
B) $ Cr_2{{(SO_4)}_3} $
C) $ K_2SO_4 $
D) S
Show Answer
Answer:
Correct Answer: A
Solution:
$ K_2Cr_2O_7+4H_2SO_3+3H_2S\xrightarrow{{}} $ $ K_2SO_4+Cr_2{{(SO_4)}_3}+7H_2O+3S $
