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5 votes
Which of these metals isn’t a transition metal?

a)aluminum
b)silver
c)iron
d)zirconium

User Ziwei
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1 Answer

3 votes
A. Aluminum is not a transition metal, whereas silver, iron, and zirconium are. They are called transition because they have more than eight electrons in their shells and can distribute them in different ways.
User Bozhena
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