The process of dissolving Animation Play

The relationship between the electronegativity of elements and the chemical properties of their compounds Student activity Play

The structure of ionic compounds Student activity Play

The unusual properties of beryllium Student activity Play

Transformation of atoms into ions Student activity Play

Valence Student activity Play

Valence of elements in ionic compounds Animation Play

Variable oxidation states – manganese Student activity Play

Why do magnesium and chlorine form the compound MgCl2, but not MgCl? Animation Play

Why does dissolving electrolytes in water cause them to dissociate? Animation Play

Why is barium sulphate(VI) less soluble in water than magnesium sulphate(VI)? Animation Play

Why salts of weak acids and strong bases produce alkaline solutions? Animation Play

Why some ionic compounds do not exist Student activity Play