CBSE Class 10 Science 2017 · Paper 31/1/2 · Question 1
Write the molecular formula of first two members of homologous series having functional group –Br.
Answer
Bromomethane, , and bromoethane, .
The series is that of the bromoalkanes, general formula .
First member: bromomethane, .
Second member: bromoethane, (that is, ).
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