Chemistry
Julie465
4

A molecule of an unsaturated hydrocarbon must have(1) at least on single carbon-carbon bond (2) at least one multiple carbon-carbon bond (3) two or more single carbon-carbon bonds (4) two or more multiple carbon-carbon bonds

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wilsonlu

An unsaturated hydrocarbon has a double or triple C-C bond as unsaturated literally means it is not saturated with atoms so there are "spare bonds" left. Therefore: A molecule of an unsaturated hydrocarbon must have 2 - at least one multiple Carbon-Carbon bond.

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