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Geography, 20.09.2020 08:01 lovely222

3 Identify whether each element is a halogen, a noble gas, or nonmetal only.
Astatine (At):
Nitrogen (N):
Krypton (Kr):
Chlorine (CI):
Sulfur (S):

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3 Identify whether each element is a halogen, a noble gas, or nonmetal only.
Astatine (At):

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