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Identify the three elements indicated on the periodic table, and give the group that they are in.
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Identify the three elements indicated on the periodic table, and give the group that they are in.
Is the red element on the following periodic table likely to be a gas, a liquid, or a solid?
What is the atomic number of the blue element?
What is the group number of the green, blue, and red elements?
Classify these elements as metals, nonmetals, or semimetals.