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Give any three methods to prepare carbon...

Give any three methods to prepare carbon monoxide.

Text Solution

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(i) Carbon monoxide can be prepared by the reaction of carbon with limited amount of oxygen.
`2C+O_(2)to2CO`
(ii) On industrial scale carbon monoxide is produced by the reaction of carbon with air.
`2C+O_(2)//N_(2)("air")tounderset(("Producer gas"))(2CO+N_(2))`
(iii) Pure carbon monoxide is prepared by warming methanoic acid with concentrated sulphuric acid which act as a dehydrating agent.
`HCOOH+H_(2)SO_(4)toCO+H_(2)O+H_(2)SO_(4)`
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