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Jaidynce
Questions (1)
Rank the metals from most reactive (1) to least reactive (3).
Tantalum: Niobium: Dubnium:
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Answers (1)
SAMPLE RESPONSE: The reactivity of metals increases as you move left in a period and as you move down in a group, so Marie needs to know the period and group of the element inside each box. Boxes that show locations in groups 1 or 2 or in period 7 contain
