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Question

The catalyst used in the contact process for manufacturing of sulphuric acid is


A
Copper
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B
Iron/aluminium oxide
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C
Vanadium pentoxide
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D
Platinized asbestos
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Solution

The correct option is A Vanadium pentoxide
$$ \underset{(g)}{2SO_{2}}+\underset{(g)}{O_{2}}\overset{V_{2}O_{5}}{\rightarrow}\underset{(g)}{2SO_{3}} $$

Vanadium pentoxide is the catalyst used in the contact process for the manufacturing of sulphuric acid that enhance the oxidation of $$SO_2$$ to $$SO_3.$$

Chemistry
NCERT
Standard XII

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