101887
Description
Mind Map by lily anna stokes, updated more than 1 year ago
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Created by lily anna stokes
almost 12 years ago
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Disproportionation and Water Treatment
- halogens undergo disproportionation with alkalis
- the halogen is oxidised and reduced
- the halogen is oxidised and reduced
- bleach
- Cl2 + 2NaOH ---> NaClO + NaCl H2O
- (products) sodium chlorate, sodium chloride, water
- (products) sodium chlorate, sodium chloride, water
- used in water treatment and textiles
- Cl2 + 2NaOH ---> NaClO + NaCl H2O
- Chlorine in water
- undergo's disproportionation
- Cl2 + H2O ---> HCl + HClO
- (products) hydrochloric acid, chloric(I) acid
- (products) hydrochloric acid, chloric(I) acid
- chlorate ions kill bacteria
- used in drinking water
- kills disease-causing microorganisms
- prevents growth of algae
- chlorine gas is harmful to respiratory systems
- liquid chlorine causes chemical burns
- chlorinated hydrocarbons are carcinogenic
- kills disease-causing microorganisms
- undergo's disproportionation
- some water is fluoridated
- helps prevent tooth decay
- slight increased risk of bone cancers
- helps prevent tooth decay
- all halogens except fluorine can exist in a number of oxidation states
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