Oxygen

CHEMISTRY  SSS2  Second Term

WEEK 3

Oxygen

Performance objectives

Students should be able to:

1. Explain the general properties of oxygen in the periodic table
2. Explain oxidation in terms of addition of oxygen with examples.
3. State the laboratory preparation of oxygen
4. State the industrial preparation of oxygen
5. Give at least three uses of oxygen

Content

Oxygen  

Oxygen is the chemical element with the symbol O and atomic number 8. It is a member of the chalcogen group in the periodic table, a highly reactive nonmetal, and an oxidizing agent that readily forms oxides with most elements as well as with other compounds. After hydrogen and helium, oxygen is the third-most abundant element in…