1.

In Preparation of sulphuric acid from sulphur dioxide in lead chamber process. What substance is used as a catalyst?A. Manganese dioxideB. Vanadium pentoxideC. Nitric oxideD. Raney Nickel

Answer» Correct Answer - B
Lead chamber process:
The different steps are
(i) `2H_(2)O + NO to HNO_(3) + 3H^(+)`
(ii) `S + O_(2) to SO_(2)`
(iii) `2HNO_(3) + 2SO_(2) to H_(2)O + NO + NO_(2) + 2SO_(3)`
(iv) `SO_(3) + H_(2)O to H_(2)SO_(4)`
Net reaction:
`2SO_(2) + 2H_(2)O + O_(2) overset(NO) to 2H_(2)SO_(4)`


Discussion

No Comment Found

Related InterviewSolutions