Alkynes (HSC SSCE Chemistry): Flashcards

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Alkynes
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Characteristic bond in alkynes

Carbon-carbon triple bond

Classification of alkynes

Unsaturated hydrocarbons

General molecular formula of alkynes

CnH2n−2C_nH_{2n-2}

Simplest alkyne name & formula

Ethyne, C2H2C_2H_2

Industrial name for ethyne

Acetylene

Main industrial use of acetylene

Oxyacetylene torches for welding/cutting metals

Suffix for naming alkynes

-yne

Numbering rule for alkyne naming

Start from end closest to triple bond

Difference between consecutive alkynes in homologous series

CH2CH_2 unit

Molecular formula of butyne isomers (1-butyne & 2-butyne)

C4H6C_4H_6

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