Electrochemistry Review
Authored by Carrie Klemm
Chemistry
10th - 12th Grade
NGSS covered
Used 34+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is oxidation number of Cr in Cr2O72-?
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is oxidation number of Fe in FeO ?
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which substance is reduced in the following reaction?
NaOH + Li --> LiOH + Na
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following is the balanced half - reaction for the oxidation of Cu to Cu2+?
Cu --> Cu2+
Cu + 2 e- --> Cu2+
Cu --> Cu2+ + 2 e-
Cu - 2e- --> Cu2+
Tags
NGSS.HS-PS1-7
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
In the reaction
2Ca(s) + O2(g) --> 2CaO(s), calcium is __________
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In electrolytic cell, anode will attract...
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The process in which electrical energy is used to bring about a chemical change
Tags
NGSS.HS-PS2-5
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