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Periodic Table: Group Names — Which element is the most active (reactive) nonmetal?
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4. Atoms and Elements
Periodic Table: Group Names
Multiple Choice
Which periodic table group does argon (Ar) belong to?
A
Alkali metals (Group 1)
B
Noble gases (Group 18)
C
Halogens (Group 17)
D
Alkaline earth metals (Group 2)
검증된 단계별 안내1
Identify the element in question, which is argon (Ar).
Recall that the periodic table is divided into groups (columns) that categorize elements with similar properties.
Understand that argon is a nonmetal and is known for being chemically inert or unreactive under normal conditions.
Recognize that elements with these properties belong to the group called 'Noble gases,' which is Group 18 on the periodic table.
Therefore, argon (Ar) belongs to the Noble gases group, Group 18.
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