Science- Electrolysis

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What is the definition of Electrolysis?
The process by which ionic substances are broken down into simpler substances when an electric current pass through.
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What is a positive electrode called?
Anode
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What is a negative electrode called?
Cathode
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What are negative ions called?
Anions
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What are positive ions called?
Cations
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What is oxidation?
When negative ions move to the positive electrode and lose electrons.
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What is reduction?
When positive ions move to the negative electrode and gain electrons.
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What ionic compounds must electrolytes be?
Molten or aqueous solution.
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Why won't ionic compounds conduct electricity if they are solids?
The ions are not free to move.
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Why do you need electrodes?
To connect the external circuit to the electrolyte.
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Card 2

Front

What is a positive electrode called?

Back

Anode

Card 3

Front

What is a negative electrode called?

Back

Preview of the front of card 3

Card 4

Front

What are negative ions called?

Back

Preview of the front of card 4

Card 5

Front

What are positive ions called?

Back

Preview of the front of card 5
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