141365
Description
Mind Map by katiealexwardlaw, updated more than 1 year ago
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Created by katiealexwardlaw
over 11 years ago
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Group 7 - Halogens
- 'Halogens'
- Fluorine, Chlorine, Bromine, Iodine and Astatine
- 7 outer shell electrons
- the further down the group the higher the boiling points are
- Fluorine, Chlorine, Bromine, Iodine and Astatine
- Reduction
- need to gain an electron
- gaining electrons is called 'Reduction'
- need to gain an electron
- Salts
- Halogens react with alkali metals to form salts
- 2Na + Cl2 = 2NaCl
- Sodium + Chlorine = Sodium Chloride
- Sodium + Chlorine = Sodium Chloride
- Halogens react with alkali metals to form salts
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