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(i) What is a catalyst ? Write the chemi...

(i) What is a catalyst ? Write the chemical equation to represent the hydrogenation of ethene.
(ii) Which of the following compounds belong to the same homologous series ? `C_(2)H_(6), C_(2)H_(6)O_(2), C_(2)H_(6)O, C_(4)H_(10)`.

Text Solution

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(i) Catalyst is a substance that cause a reaction to occur or proceed at a different rate without being affected itself.
`CH_(2)=CH_(2)overset"Nickel catalyst"underset(H_(2))rightarrowCH_(3)-CH_(3)`
`C_(2)H_(6)and C_(4)H_(10).`
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