ICSE Class 10 Chemistry 2023 Solved Paper

Fill in the blanks with the choices given in the brackets :

Question : 25 of 88

Marks: +1, -0

Conversion of ethene to ethane is an example of ............. [hydration / hydrogenation]

Solution:

Hydrogenation
Conversion of ethene to ethane is an example of addition of hydrogen. This reaction is carried out in the presence of

{\Ni}

or pt or pd catalyst at

200-300^{∘} {\C}

{ { {\CH}_2}= {\CH}_2(g)}↙{\;\text " Ethene "\;}+ {\H}_2(g) {─────▸}↖{ {\Ni} \/ {\Cd}}↙{ 200-300^{∘} {\C} }

{ {\CH}_3- {\CH}_3( {\g})}↙{\Ethane}

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