Redox Reactions And Electrochemistry Ques 694

Question: In which of the following reactions, there is no change in valency-

Options:

A) $ 4KClO_3\to 3KClO_4+KCl $

B) $ SO_2+2H_2S\to 2H_2O+3S $

C) $ BaO_2+H_2SO_4\to BaSO_4+H_2O_2 $

D) $ 2BaO+O_2\to 2BaO_2 $

Show Answer

Answer:

Correct Answer: C

Solution:

[c] In $ BaO_2+H_2SO_4\to BaSO_4+H_2O_2 $ all atoms are present in the same O.S. in reactants and products.



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