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Answer to Question #151223 in General Chemistry for Nour
Question #151223
what is the charge of the Cr that contains 21 electrons?
Expert's answer
Chromium (Cr) has an atomic number of 24 indicating the atom contains 24 protons. The neutral atom contains 24 electrons. This ion contains 21 electrons indicating the loss of 3 electrons that results in an ion with a charge of 3+.
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