Difference between revisions of "Chemical Symbol"
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Some unusual symbols you may know: | Some unusual symbols you may know: | ||
| − | *[[Sodium]] = Na | + | *[[Sodium]] = [[Na]] |
| − | *[[Potassium]] = K | + | *[[Potassium]] = [[K]] |
| − | *[[Iron]] = Fe | + | *[[Iron]] = [[Fe]] |
| − | *[[Tungsten]] = W | + | *[[Tungsten]] = [[W]] |
| − | *[[Silver]] = Ag | + | *[[Silver]] = [[Ag]] |
| − | *[[Gold]] = Au | + | *[[Gold]] = [[Au]] |
| − | *[[Lead]] = Pb | + | *[[Lead]] = [[Pb]] |
| − | *[[Tin]] = Sn | + | *[[Tin]] = [[Sn]] |
| − | *[[Mercury]] = Hg | + | *[[Mercury]] = [[Hg]] |
Revision as of 15:56, 23 September 2018
Key Stage 3
Meaning
A Chemical Symbol is a shortened name for an element.
About Chemical Symbols
- Chemical Symbols are used to write Balanced Symbol Equations.
- Most Chemical Symbols use the letters in their name for the symbol but some use letters from their old names.
Examples
| Hydrogen | Helium | Lithium | Beryllium |
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| Hydrogen has the symbol H. The mass number shows there is 1 particle in the nucleus and the atomic number shows that it has 1 proton. | Helium has the symbol He. The mass number shows there are 4 particles in the nucleus and the atomic number shows that it has 2 protons. | Lithium has the symbol Li. The mass number shows there are 7 particles in the nucleus and the atomic number shows that it has 3 protons. | Beryllium has the symbol Be. The mass number shows there are 9 particles in the nucleus and the atomic number shows that it has 4 protons. |
Some unusual symbols you may know: