Chemistry: Group 0: The Noble Gases
- Created by: emilie
- Created on: 27-05-11 09:40
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- They are all monatomic gases - they exist as single atoms.
- They all have full outer electron shells. This makes the atom stable.
- As a result, they are very unreactive.
- All the elements except helium (2) have 8 electrons in their outer shell.
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