8 isomers are possible for this formula
Refer the figure for the bond-line structure.
Bond-line structures represents molecular structure of covalent bonds with one line for each bond.
Two or more compounds having same molecular formula but different structure are known as isomers .Constitutional isomers are isomers in which the compounds have same molecular formula but different structures. this is also known as structural isomer.
there are 8 different bond line structure for molecular formula of c4h11n.
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