Q4 of 56 Page 118

Alcohols may be represented by the general formula:

One of the H atoms of alkanes (having the molecular formula CnH2n+2) is replaced by an –OH group to form alcohols.

Thus CnH2n+2 – (1 H) + (1 –OH) → CnH2n+1—OH

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Butanone is a four carbon compounds with the functional group:

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Alkynes may be represented by the general formula: