Write the general formula of (i) alkenes, and (ii) alkynes. Draw the structures of the first member of each series to show the bonding between the two carbon atoms. - Science

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Write the general formula of (i) alkenes, and (ii) alkynes. Draw the structures of the first member of each series to show the bonding between the two carbon atoms.

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Solution

General Formula

Alkenes: CnH2n

Alkynes: CnH2n-2

Structures

The first member of alkenes is ethene and its structure is given below.

The first member of alkynes is ethyne and its structure is given below.

Concept: Nomenclature of Organic Compounds (IUPAC)
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2013-2014 (March) All India Set 2
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