NEET UG CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

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Application +4 | -1

An element having electronic configuration

1 s^2 2 s^2 2 p^6 3 s^2 3 p^6 4 s^1

forms

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Correct option: B

Basic oxide

Option B (Basic oxide) is correct because the electronic configuration indicates the element is an alkali metal, which forms basic oxides.

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