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Chemistry, 01.04.2020 08:56 ellycleland16

Which half-reaction correctly describes an oxidation? Upper C a (s) plus 2 e superscript minus right arrow upper C a superscript 2 plus (a q). Upper B r subscript 2 plus 2 e superscript minus right arrow 2 upper B r superscript minus. Upper N a superscript plus (a q) right arrow upper N a (s) plus e superscript minus. Upper C r (s) right arrow upper C r superscript 3 plus (a q) plus 3 e superscript minus.

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Which half-reaction correctly describes an oxidation? Upper C a (s) plus 2 e superscript minus right...
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