Draw the kekule structure of each of the following compounds. if cis/trans isomers exist, draw both and indicate the geometry of each. Also draw the structure of a constitutional isomer.
1) CH3CH=CHCH3
2) (CH3CH2)2C=CHCH2CH3
3) ClCH=CHF
4) CH3CH2CH2CH=C(CH3)2
5) CH3CH2Ch2CH2CH=CHCH3