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The current supplier during electrolysis
A substance that when molten or dissolved in water, allows an electric current to pass through
The level of electric current in a substance
The movement of ions during electrolysis
Oxidation occurs at the negative electrode
Which of these metals are located at the top of the electrochemical series?
electrolytes that are very good conductors
electrolytes that are poor conductors
the process of placing a coating of metal onto the surface of another
The use of electricity to bring about a chemical reaction
What colour is seen at the negative electrode during the electrolysis of KI?
Which of the following are examples of electroplating?
Sulfate coating copper
magnesium plating silver
Tendency to lose electrons decreases down the electrochemical series
Electrolysis of KI is used to demonstrate movement of ions
In what proportion does H2 and O2 evolve during electrolysis of acidified water
The same amount is produced
Double the O2 is produced
Double the H2 is produced
Triple the O2 is produced