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Question

The part of IUPAC name which indicates saturation or unsaturation is:

A
root word
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B
primary suffix
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C
secondary suffix
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D
prefix
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Solution

The correct option is A primary suffix
Unsaturation is double or triple bond present in the carbon chain which in IUPAC is used as primary suffix like methene or methyne for alkenes and alkynes respectively depending on the number of carbon atoms present in the chain.

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