ch2ch2

1 definition found

ch2ch2 - Collaborative International Dictionary of English v.0.48 :

  Ethylidene \E*thyl"i*dene\ (Chem.)
     An unsymmetrical, divalent, hydrocarbon radical, C2H4
     metameric with ethylene but written thus, CH3.CH= to
     distinguish it from the symmetrical ethylene, CH2=CH2. Its
     compounds are derived from aldehyde. Formerly called also
     ethidene.
     [1913 Webster]