Write the formulas of higher oxides and hydroxides of elements with serial numbers 4, 7, 3 and arrange them

Write the formulas of higher oxides and hydroxides of elements with serial numbers 4, 7, 3 and arrange them in the order of increasing acidic properties.

4 – Be; BeO Be (OH) 2
7 – N; N2O5 acid with nitrogen in the highest oxidation state – HNO3
3 – Li; Li2O LiOH
strengthening of acid properties: LiO2 BeO N2O5



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