The Ionic Compound Iron(II)sulfate Is Used in Iron-Containing Supplements

question 78

Multiple Choice

The ionic compound iron(II) sulfate is used in iron-containing supplements.What does the (II) in the name of this compound specifically indicate?

• A)There are two iron ions in this compound.
• B)The charge on the iron ion is 2+.
• C)The charge on the sulfate ion is 2−.
• D)Iron has two valence electrons.
• E)There are two sulfate ions in this compound.

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