1)     Complete the following table with the given oxides: Li₂O, Ag₂O, Cl₂O₇, MgO, PbO, Al₂O₃, SiO₂, ZnO, SO₂, CrO₃.

2)     Carry out the following transformations with lithium, aluminum and phosphorus.

Oxideà Basic hydroxideà Salt

Oxide à Amphoteric hydroxide (acidic)à Salt

1)     Which type of salts can be obtained from the reaction of two simple substances? Give some corresponding reaction equations.

2)     Suggest maximum number of methods for the preparation of

a)     zinc chloride

b)     copper(II) sulfate

c)     barium carbonate

Write the equations for the corresponding equations.

3)     How can we prepare sodium chloride from sodium sulfate? What about the reverse? Write the equations for these reactions; write the conditions of the reactions as well.

4)     Carry out the following transformations: