Question:
Which of the following statements are correct?
(i) S–S bond is present in H2S2O6
(ii) In peroxosulphuric acid (H2SO5) sulphur is in +6 oxidation state.
(iii) Iron powder along with Al2O3 and K2O is used as a catalyst in the preparation of NH3
by Haber’s process.
(iv) Change in enthalpy is positive for the preparation of SO3
by catalytic oxidation of SO2
Solution:
Option (i) and (ii) are the answers.
Click here to get exam-ready with eSaral
For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.