A '''hydroxyl''' group or radical is a [[functional group]] or [[radical (chemistry)|radical]] consisting of a [[hydrogen]] [[atom]] bonded to an [[oxygen]] atom. It is a constituent of [[alcohol]]s and [[metal]] [[hydroxide]]s. | A '''hydroxyl''' group or radical is a [[functional group]] or [[radical (chemistry)|radical]] consisting of a [[hydrogen]] [[atom]] bonded to an [[oxygen]] atom. It is a constituent of [[alcohol]]s and [[metal]] [[hydroxide]]s. |