CBSE Class 10 Science 2017 Outside Delhi Term II Set 2 Paper

Question : 1 of 12

Marks: +1, -0

Write the molecular formula of the

2^{\;\text "nd "\;}

and

3^{\;\text "rd "\;}

member of the homologous series whose first member is ethene.

Solution:

(i) Propene:

{\C}_3 {\H}_6

(ii) Butene:

{\C}_4 {\H}_8

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