ICSE Class 10 Chemistry Question 15 of 18

Solved 2020 Question Paper ICSE Class 10 Chemistry — Question 15

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15
Question

Question 6(c)

Copy and complete the following paragraph using the options given in
brackets:

Alkenes are a homologous series of (i) ............... (saturated / unsaturated) hydrocarbons characterized by the general formula (ii) ............... (CnH2n/CnH2n). Alkenes undergo (iii)............... (addition / substitution) reactions and also undergo (iv) ............... (hydrogenation / dehydrogenation) to form alkanes.

Answer

Alkenes are a homologous series of unsaturated hydrocarbons characterized by the general formula CnH2n. Alkenes undergo addition reactions and also undergo hydrogentaion to form alkanes.