(a) Number of cyclic structural isomers of C5H10. (b) Number of π electrons present in styrene (Ph–CH=CH2). Write answer of part (a), (b), (c) & (d) in the same order and present the four digit number as answer sheet. For example : If all these answers are 9 then fill 9999 sheet.

Engineering

Chemistry

Structural Isomerism

Aromaticity

Basic concepts of organic chemistry

Question

(a) Number of cyclic structural isomers of C₅H₁₀.
(b) Number of π electrons present in styrene (Ph–CH=CH₂).

Write answer of part (a), (b), (c) & (d) in the same order and present the four digit number as answer sheet. For example : If all these answers are 9 then fill 9999 sheet.

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