Which of the following metals would not use a Roman Numeral as part of its name in a compound?
A)Cr
B)Mn
C)Co
D)Ca

Name: Which of the following metals would not use a Roman Numeral as part of its name in a compound? A)Cr B)Mn C)Co D)Ca
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Question

Quizplus · Accepted Answer

Calcium (Ca) does not use a Roman numeral in its name in compounds because it only forms ions with a single charge (+2), unlike transition metals like chromium (Cr), manganese (Mn), and cobalt (Co) which can form ions with multiple charges.

Which of the Following Metals Would Not Use a Roman