The elements which are characterized by the outer shell configurations $n{s^{1 - 2}}$ to $n{p^{1 - 5}}$ are collectively called

JEE CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

1 Easy

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The elements which are characterized by the outer shell configurations

n{s^{1 - 2}}

n{p^{1 - 5}}

are collectively called

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Correct option: B

Representative elements

Option B (Representative elements) is correct because elements with outer shell configurations

ns^{1-2}

np^{1-5}

are known as representative or main group elements.