Ethen

Yr alcen symlaf yn y teulu o alcenau yw ethen, dim ond dau atom o garbon sydd ganddo (C₂H₄).

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Ethen

Enghraifft o:	math o endid cemegol
Math	hydrocarbon aliffatig biogenig, Alcen
Màs	28.031 uned Dalton
Fformiwla gemegol	C₂h₄
Rhan o	ethylene gasoreceptor activity, ethylene binding, ethylene metabolic process, ethylene biosynthetic process, response to ethylene, cellular response to ethylene stimulus, ethylene catabolic process, 1-aminocyclopropane-1-carboxylate oxidase activity, 2-oxoglutarate oxygenase/decarboxylase (ethylene-forming) activity
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Fformiwla adeileddol graffig ethen