What is the catalyst used for the oxidation of SO2toSO3 in the lead chamber process for the manufacture of sulphuric acid?
A
Nitric acid
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B
Nitrous oxide
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C
Potassium iodide
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D
Dilute HCl
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Solution
The correct option is B Nitrous oxide Lead chamber process is used to manufacture sulphuric acid commerically. In this process NO is used as a catalyst. SO2H2O(steam)−−−−−−−−→NOSO3