MEDIUM
JEE Main
IMPORTANT
Earn 100

Which of the following statements are correct?
(a) bond is present in .
(b)In peroxosulphuric acid , sulphur is in oxidation state.
(c)Iron powder along with and is used as a catalyst in the preparation of by Haber's process.
(d)Change in enthalpy is positive for the preparation of by catalytic oxidation of .

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Important Questions on p-Block Group 16 (The Oxygen Family)
MEDIUM
JEE Main
IMPORTANT
In which of the following rea
ctions concentrated is used as an oxidising reagent?

MEDIUM
JEE Main
IMPORTANT
Select correct structures of oxyacid/oxide of sulphur.

HARD
JEE Main
IMPORTANT
Which of the following statements are correct about hypo?
