Stabiliți, pentru oxigen, relația dintre proprietăți și importanța practică. Alegeți perechile corespunzătoare din cele două coloane ale tabelului de mai jos: (va rog mult ajutati-ma)

gold is my favorite solid.

water and alcohols have similar properties because water molecules contain hydroxyl groups that can form hydrogen bonds with other water molecules and with alcohol molecules, and likewise alcohol molecules can form hydrogen bonds with other alcohol molecules as well as with water.

level 4 to level 2 : ))