Question

How many structural isomer can you draw fir pentane.

Answer 1

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C-C-C-C-C ..........➡1

C-C-C-C ..........➡2
|
C

C-C-C-C ..........➡3
......|
.....C

C-C-C ..........➡4
......|
.....C-C

.....C
......|
C-C-C ..........➡5
......|
.....C

TOTAL : 5 structural isomers can be formed

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Answer 2

hope this helps you.....