Oxidation and Reduction (N5 Revision)
Authored by Mrs Calder
Chemistry
10th Grade
NGSS covered
Used 53+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxidation is....
Gain of electrons
Loss of electrons
Both the loss and gain of electrons
None of these
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reduction is....
Gain of electrons
Loss of electrons
Both the loss and gain of electrons
None of these
Tags
NGSS.HS-PS1-2
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which statement is true:
Mg → Mg2+ + 2e–
Tags
NGSS.HS-PS1-2
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following half reactions correctly represents a reduction half reaction?
Tags
NGSS.HS-PS1-2
NGSS.HS-PS1-1
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In a reaction, copper is reduced; its number of electrons has:
Increased
Decreased
Remained Constant
Varies Randomly
Tags
NGSS.HS-PS1-2
NGSS.HS-PS1-1
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
If an atom loses electrons during a chemical reaction, the atom was:
Tags
NGSS.HS-PS1-2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In the reaction Zn + H2O --> ZnO2 + H2
which element, if any, is oxidized?
Tags
NGSS.HS-PS1-2
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