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how many electrons does Fe3+ gain or lose when the ion forms?

A. gains 1 electron
B. loses 1 electron
C. gain 3 electrons
D. loses 3 electrons

I think D.

  • chemistry -

    D. The 3+ on Fe3+ tells you how the charge differs from its natural state. Because an electron is a negatively charged particle when one electron leaves, the charge is +1 because the ion still has the same amount of protons with one less electron.

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