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Electrolysis

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A cathode is ___________ charged
A. Neutrally
B. Positively
C. Negatively
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In the electrolysis of Copper(II) Sulfate solution, Copper(II) ions are preferentially discharged because of its lower position in the reactivity series as compared to Hydrogen ions.
A. True
B. False
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Decide if statement 1 is true or false and whether statement 2 is true or false, and choose T or F. Choose RE only if statement 2 is right explanation of statement 1.
Statement1: The cations in an electrolytic cell migrate to the cathode
BECAUSE
Statement2: positively charged ions are attracted to the negatively charged cathode in an electrolytic cell
A. T,T
B. T,F
C. F,T
D. F,F
E. T,T,RE
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Decide if statement 1 is true or false and whether statement 2 is true or false, and choose T or F. Choose RE only if statement 2 is right explanation of statement 1.
Statement1: During the electrolysis of diluted potassium chloride hydrogen gas is produced at the cathode
BECAUSE
Statement2: Potassium is more reactive than hydrogen
A. T,T
B. T,F
C. F,T
D. F,F
E. T,T,RE
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What molecules does the electrolysis of water produce?
A. oxygen gas
B. chlorine gas
C. both oxygen and hydrogen gas
D. oxygen, hydrogen, and chlorine gas

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