They have the grouping >SO and >SO2, respectively (recommendation C-631.1). The name is constructed from the radicals attached to the sulfur, followed by the word sulfóxido and sulfona, respectively.
Chemistry Educational Resources
They have the grouping >SO and >SO2, respectively (recommendation C-631.1). The name is constructed from the radicals attached to the sulfur, followed by the word sulfóxido and sulfona, respectively.