Redox Reactions And Electrochemistry Ques 694

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

Options:

A) 4KClO33KClO4+KCl

B) SO2+2H2S2H2O+3S

C) BaO2+H2SO4BaSO4+H2O2

D) 2BaO+O22BaO2

Show Answer

Answer:

Correct Answer: C

Solution:

[c] In BaO2+H2SO4BaSO4+H2O2 all atoms are present in the same O.S. in reactants and products.



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