Question

b) From the following elements, identify the following. 8X OR 11z i) A highly reactive metal ii) A nonmetal having 7 electrons in the valence shell iii) An element that forms a poly atomic molecule.​

Answer 1

Explanation:

8X OR 11z

7 electrons form poly atomic molecule

Answer 2

Explanation:

1) Potassium (K) is a highly reactive metal.

2) Chlorine (Cl) has 7 electrons in the valence shell.

3) Oxygen can form polyatomic molecules like carbonate, sulfate, etc.