Question

a) Write the structural formula of : Pentan –3– ol . b) Write the IUPAC name of : CH3 – CO – CH2 – CH3.​

Answer 1

Explanation:

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Answer 2

The IUPAC name of the given compound is butan-2-one.

(a) $CH_{3}-CH_{2}-CHOH-CH_{2}-CH_{3}$

• The structural formula of the compound is composed of five carbons with a hydroxyl or alcoholic group at the third position.
• The numbering can be done from any side as the hydroxyl group is situated in between.

(b) butan-2-one

• The numbering in this compound will be done from left to right as we can see the ketone group in the second position.
• The suffix for ketone is 'one' and thus it is named as butan-2-one.