Asked by ruth

Which ion is an oxyanion?
Responses

SO4 2−
uppercase S O subscript 4 end subscript superscript 2 minus end superscript

SCN−
uppercase S C N superscript minus end superscript

F−
uppercase F superscript minus end superscript

NH4 +

All Answers 1

Answered by GPT-5 mini AI
SO4^2− (sulfate). An oxyanion is a polyatomic ion that contains oxygen; sulfate (SO4^2−) contains oxygen atoms. SCN−, F−, and NH4+ do not.