Question

How many isomers are possible for octane?

Answer 1

There are 18 isomers of octane which are a) n-octane,
b) 2-methylheptane,
c) 3-methylheptane,
d) 4-methylheptane,
e) 2.2-dimethylhexane,
f) 2.3-dimethylhexane,
g) 2.4-dimethylhexane,
h) 2.5-dimethylexane,
I) 3.3-dimethylhexane,
j) 3.4-dimethylhexane,
K) 3-ethylhexane,
L) 2.2.3-trimethylpentane,
m) 2.2.4-trimethylpentane,
n) 2.3.3-trimethylpentane,
o) 2.3.4-trimethylpentane,
p) 2-methyl-3-ethylpentane,
q) 3-methyl-3-ethylpentane and r) tetramethylbutane.
The chemical formula for Octane is C8H18.