....H....H....H....H ....|.....|…..|…..| H-C==C----C----C-H .....….....…..|.....| .................H.....H butan-1-ene/butene/but-1-ene
....H....H....H....H ....|.....|…..|…..| H-C----C==C----C-H ....|….....…........| ....H..................H butan-2-ene/but-2-ene These are the structural isomers of butene.The geometric isomers include trans-but-2-ene and cis-but-2-ene. HOPE THIS HELPS WINK
The alkene C 4 H 8 has five isomers: But-1-ene, But-2-ene (with cis and trans variants), and Cyclobutane. Each isomer has its unique structure and properties. Overall, there are three structural isomers and two geometric isomers.
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