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Question

In contact process, sulfur is burned to produce sulfur dioxide which is then oxidized to sulfur trioxide using oxygen in the presence of a catalyst called____________.

A
vanadium pentaoxide
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B
oleum oxide
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C
vanadium dioxide
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D
oleum pentaoxide
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Solution

The correct option is A vanadium pentaoxide
In contact process, sulfur is burned to produce sulfur dioxide which is then oxidized to sulfur trioxide using oxygen in the presence of a catalyst vanadium pentaoxide.

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