Question

What do you know about hydrogenation of alkenes?

Answer 1

Answer. Hydrogenation means addition of hydrogen in alkenes. This reaction is carried out in the presence of nickel catalyst at 250°C to 300°C. However, in the presence of catalyst platinum or palladium, the reaction takes place at room temperature.
 h2c=ch2 + h2   Ni       H3C ― CH3   
                   250-300°c

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