
Electrolysis
Authored by Manigandan P
Chemistry
9th - 10th Grade
NGSS covered
Used 2K+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which statement correctly describes the 2 electrodes?
Tags
NGSS.HS-PS2-5
NGSS.HS-PS3-5
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
___________ electrode is an inert electrode.
Copper
Iron
Carbon
Zinc
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Ionic compounds do not conduct electricity when they are solid because,
their electrons are not free to move
their ions are free to move
their ions are not free to move
their electrons are free to move
Tags
NGSS.HS-PS1-3
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Positive ions (cations) will move towards the cathode (-) where they will discharge by....
Tags
NGSS.HS-PS2-5
NGSS.HS-PS3-5
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which equation shows what happen to chloride ions at the anode.
Cl- --> Cl + e-
2Cl- --> Cl2 + 2e-
Cl2 - -> 2e- + 2Cl-
Cl2 + 2e- --> 2Cl-
Tags
NGSS.HS-PS3-5
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Choose the half-equation that shows the discharge of aluminium ion.
Al3+ - 3e- --> Al
Al2+ + 3e- --> Al
Al3+ + 3e- --> Al
Al3+ --> Al + 3e-
Tags
NGSS.HS-PS1-2
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
In an aqueous solution of copper chloride, which ions are attracted to the negative electrode?
Tags
NGSS.HS-PS2-5
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