Which of the following oxides is most acidic in nature?
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a
BeO
b
MgO
c
CaO
d
BaO
answer is A.
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Detailed Solution
Top BeOMgOCaOSrOBaO Bottom ↓As the electronegativity of the metals decreases, acidic character of the oxides decreases and hence basic character of the oxides increasesElectroegativity of central atom ∝ acidic character∴ BeO is more acidic