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Dienes - Hydrocarbon
These are hydrocarbon along with two carbon-carbon double bonds. Dienes are of three forms
(a) Conjugated dienes: Double bonds are seperated through one single bond.
(b) Cumulative dienes: in this Double bonds are adjacent to each other.
(c) Isolated or Non-conjugated: Double covalent bonds are separated by several one single bond.
The formula is CnH2n-2. The predominant member of which is 1, 3-butadiene.
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