Question

give the isomers of heptane

Answer 1

 Heptane , H3C–CH2–CH2–CH2–CH2–CH2–CH3,
-Methylhexane (isoheptane), H3C–CH(CH3)–CH2–CH2–CH2–CH3
-Methylhexane, H3C–CH2–C*H(CH3)–CH2–CH2–CH3
-Dimethylpentane (neoheptane), (H3C)3–C–CH2–CH2–CH3,
-Dimethylpentane, (H3C)2–CH–C*H(CH3)–CH2–CH3
-Dimethylpentane, (H3C)2–CH–CH2–CH–(CH3)
-Dimethylpentane, H3C–CH2–C(CH3)2–CH2–CH3
 -Ethylpentane, H3C–CH2–CH(CH2CH3)–CH2–CH3,
-Trimethylbutane, CH3–C(CH3)2–CH(CH3)–CH3, this isomer is also known as pentamethylethane and triptane.