Question:

What is the ionic charge on the chromium ion in the ionic compound that has the formula Cr 2 O 3?

Answer:

In the compound Cr2O3, The net charge of the O is -6, so the Cr2 must have a net charge of +6. 6/2 = 3, so the Cr is +3. AnswerParty!

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ionic compound Chromium compounds Chemical nomenclature Chemical formula Chromic acid IUPAC nomenclature of inorganic chemistry Technology Internet Chemistry Ions Chromium Ion

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