What are chemical formula? | Basic Chemistry | GCSE
0:00 Intro
0:26 - What are chemical formula?
1:28 - Worked example: Magnesium chloride
2:09 - What is the formula for lithium oxide?
2:56 - What is the formula for potassium bromide?
3:22- What is the formula for Rubidium nitride?
4:08 - What is the formula for Barium phosphide?
4:44 - What are polyatomic ions?
6:20 - What is the valance of an ion?
6:42 - What is the formula for calcium hydroxide?
7:46 - What is the formula for calcium sulfate?
8:32 - What is the formula for magnesium nitrate?
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