Disproportionation Reactions

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6 Terms

1
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What is disproportionation?

When a single element is simultaneously oxidised and reduced.

2
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When do halogens undergo disproportionation?

When they react with cold dilute alkali solutions.

3
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What's the general equation for the reaction of a halogen, X, with sodium hydroxide?

X2 + 2NaOH → NaXO + NaX + H2O

4
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What's the ionic equation for the reaction of a halogen, X, with sodium hydroxide?

X2 + 2OH- → XO- + X- + H2O

5
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What can all halogens, except fluorine, exist in?

Oxidation states, other than the 0 and -1 oxidation States

6
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What are the oxidation states of chlorine in chloride, chlorine and Chlorate?

Chloride - 1 chlorine 0 chlorate +1