Properties of Oxygen and Hydrogen

This lesson covers the properties, preparation, and tests of oxygen and hydrogen gases. It explains the role of these gases in the environment and their reactions with other elements. The lesson also includes information on the physical states of oxygen.

• 07:20 “If you have seen the welders, when they begin to weld, the fire that comes out is as a result of this. It is used in the large-scale production of sintences gases. It is also used for artificial respiration in oxpitu. An...”