Keywords: Dihydroxymethylidene-3D-balls.png Ball-and-stick model of the dihydroxymethylidene molecule also known as dihydroxycarbene a free radical carbene with two hydroxy groups Derived from File Carbonic-acid-3D-balls png 2010-12-12 Jynto and Ben Mills Carbenes Diols Images by Jynto Ball-and-stick models |