The electrolysis of brine

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What are the products of the electrolysis of brine?
Chlorine, Hydrogen and Sodium hydroxide solution
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What can you use the chlorine for?
Disinfectants and PVC (plastic)
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What is produced when you react sodium hydroxide solution with chlorine?
Bleach
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What can you use the sodium hydroxide for?
Paper and soap
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What is special about the hydrogen produced in the electrolysis of brine?
It is purer than most hydrogen, so is safe to use in the production of margarine (hydrogenation)
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What is the half equation at the positive electrode (anode) in the electrolysis of brine?
2Cl- (aq) -> Cl2 (g) + 2e-
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What is the half equation at the negative electrode (cathode) in the electrolysis of brine?
2H+ (aq) + 2e- -> H2 (g)
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Other cards in this set

Card 2

Front

What can you use the chlorine for?

Back

Disinfectants and PVC (plastic)

Card 3

Front

What is produced when you react sodium hydroxide solution with chlorine?

Back

Preview of the front of card 3

Card 4

Front

What can you use the sodium hydroxide for?

Back

Preview of the front of card 4

Card 5

Front

What is special about the hydrogen produced in the electrolysis of brine?

Back

Preview of the front of card 5
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