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Which is the only group 15 element classified as a metal?
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2. Atoms & Elements
Periodic Table: Group Names
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Which group of elements on the periodic table exhibits properties of both metals and nonmetals?
A
Halogens
B
Alkali metals
C
Metalloids
D
Noble gases
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Understand the classification of elements on the periodic table: metals, nonmetals, and metalloids.
Recall that metals are typically good conductors, malleable, and ductile, while nonmetals are poor conductors and more brittle.
Identify that metalloids have properties intermediate between metals and nonmetals, often exhibiting characteristics of both.
Recognize that halogens and noble gases are nonmetals, and alkali metals are metals, so they do not exhibit mixed properties.
Conclude that the group of elements exhibiting both metallic and nonmetallic properties are the metalloids.
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