JEE CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

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An element, which belongs to third period and group 16 in the periodic table has electronic configuration.

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Correct option: B

1 {~s}^2, 2 {~s}^2 2 {p}^6, 3 {~s}^2 3 {p}^4

Option B (

1 {~s}^2, 2 {~s}^2 2 {p}^6, 3 {~s}^2 3 {p}^4

) is correct because it represents an element in the third period (3 shells) and group 16 (6 valence electrons).

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