Which of the following -ic ending cations has a +2 charge?

Name: Which of the following -ic ending cations has a +2 charge?
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Question

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The "-ic" ending typically refers to the higher oxidation state of a cation, so we can eliminate options A) cobaltic (which has a +3 charge) and B) ferric (which has a +3 charge) right away. Option D) stannic usually has a +4 charge, so the only choice left is C) cupric, which is the "ic" ending form of copper and has a +2 charge.

Which of the Following -Ic Ending Cations Has a +2