Which one is the most acidic among these? (a) MgO (b) CaO (c) Al2O3 (d) Na2O

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Dileep Vishwakarma

2 years ago

Na2O, MgO, CaO are metallic oxide of s block. These maetallic oxides powerful bases, while Al2O3 is metallic oxide of p block which has comapratively more acidic character. Hence, it is the most acidic oxide among all.

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