В каком ряду оксиды расположены в порядке ослабления кислотных свойств?
А) Cl2O7, P2O5, SiO2, Al2O3, MgO, Na2O
B) P2O5, Cl2O7, SiO2, MgO, Al2O3, Na2O
C) Cl2O7, SiO2, P2O5, MgO, Na2O, Al2O3
D) MgO, Na2O, SiO2, Al2O3, Cl2O7, P2O5
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