Hydrogen And Its Compounds Question 238

Question: The oxidation states of most electronegative element in the products of reaction $ BaO_2 $ with dil $ H_2O_2 $ are

Options:

A) 0 and -1

B) -1 and -2

C) -2 and 0

D) -2 and +1

Show Answer

Answer:

Correct Answer: B

Solution:

[b] $ BaO_2+H_2SO_4\to BaSO_4+H_2O_2 $ oxygen has common O.S. as $ -2 $ and in peroxides as -1 .