Click on the links below to view the screencast lecture on Group 2 elements. Please adjust your speakers to the appropriate volume and do not turn on the volume too loud.
After that, you can view the videos for the various reactions of group 2 elements with water and oxygen.
You can click on the full screen to view the video clearer.
Please finish viewing by the June holidays. Tutorial for this topic will start on week 3 of Term 3.
Reaction of Calcium with Oxygen
Reaction of Strontium with Oxygen
Reaction of Calcium with Water
Reaction of Strontium with Water
Reaction of Barium with Water
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