Why is "calcium(II) chloride" an improper name for CaCl2? a.) Because this is not an ionic compound. b.) Because the proper name is "calcium dichloride". c.) Because the calcium ion always has a 2+ charge and the "(II)" is unnecessary. d.) Because chlorine is a diatomic element. e.) Because calcium makes an anion when it makes ionic compounds.
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The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.
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Why is "calcium(II) chloride" an improper name for CaCl2? a.) Because this is not an ionic compound....
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