JEE CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

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The basic character of

\mathrm{MgO}, \mathrm{BaO}, \mathrm{Na}_2 \mathrm{O}

and

\mathrm{FeO}

follow the order

View answer and explanation

Correct option: C

\mathrm{FeO} < \mathrm{MgO} < \mathrm{BaO} < \mathrm{Na}_2 \mathrm{O}

Option C is correct because basic character increases down a group and decreases across a period, with Na2O being the most basic and FeO the least.

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