Redox Reactions And Electrochemistry Ques 349
Question: In which of the following reactions $ H_2O_2 $ is a reducing agent-
Options:
A) $ 2FeCl_2+2HCl+H_2O_2\to 2FeCl_3+2H_2O $
B) $ Cl_2+H_2O_2\to 2HCl+O_2 $
C) $ 2HI+H_2O_2\to 2H_2O+I_2 $
D) $ H_2SO_3+H_2O_2\to H_2SO_4+H_2O $
Show Answer
Answer:
Correct Answer: B
Solution:
[b] $ {{\overset{0}{\mathop{Cl}},} _2}+H_2O_2\to +2\overset{-1}{\mathop{HCl}},+{O _{2.}} $ in this reaction chlorine is reduced from zero to -1 oxidation state.
