.2. Виберіть Формули оксидів: Cu(OH)2, N2O3, Mg(OH)2, HCl, CaO, K2MnO4, Cr2O3, Na2S.​

The formulas for the oxides are:

Cu(OH)2 - Copper(II) Hydroxide

N2O3 - Nitrogen trioxide

Mg(OH)2 - Magnesium Hydroxide

HCl - Hydrochloric acid (Not an oxide)

CaO - Calcium oxide

K2MnO4 - Potassium permanganate

Cr2O3 - Chromium(III) oxide

Na2S - Sodium sulfide (Not an oxide)