Question

12. What is isomerism? Draw the isomers of petane and write their
IUPAC names.
Or​

Answer 1

Answer:

I don't understand what you say

Answer 2

Answer:

Isomer

In chemistry, isomers are molecules or polyatomic ions with identical molecular formulas — that is, same number of atoms of each element — but distinct arrangements of atoms in space. Isomerism is existence or possibility of isomers. Isomers do not necessarily share similar chemical or physical properties.