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Oxidation and Reduction
Oxidation and Reduction Quiz Quiz
10 multiple choice questions
Q1: Oxidation is defined as the:
A) Gain of electrons
B) Loss of electrons
C) No electron change
D) Proton transfer
Q2: Reduction is defined as the:
A) Loss of electrons
B) Gain of electrons
C) No electron change
D) Oxygen loss
Q3: OIL RIG stands for:
A) Oxidation Is Losing, Reduction Is Gaining electrons
B) Oxidation Is Gaining, Reduction Is Losing electrons
C) Oxidation Is Neutral, Reduction Is Gaining electrons
D) Oxidation Is Losing, Reduction Is Losing electrons
Q4: In the reaction Fe + O2 -> Fe2O3 (rusting), iron is:
A) Reduced
B) Oxidized
C) Both oxidized and reduced
D) Not involved
Q5: A reducing agent causes another substance to:
A) Gain electrons (be reduced)
B) Lose electrons (be oxidized)
C) Have no electron change
D) Form ions
Q6: The rusting of iron involves:
A) Reduction of iron
B) Oxidation of iron to form iron oxide
C) Combustion of iron
D) Sublimation of iron
Q7: An oxidizing agent causes another substance to:
A) Gain electrons (be reduced)
B) Lose electrons (be oxidized)
C) Have no electron change
D) Form bonds
Q8: In all redox reactions, electrons are:
A) Created
B) Destroyed
C) Transferred between substances
D) Unchanged
Q9: The combustion of methane (CH4) is:
A) Only reduction
B) Only oxidation
C) Both oxidation and reduction occurring simultaneously
D) Neither oxidation nor reduction
Q10: In a redox reaction, the species that gets reduced:
A) Is the reducing agent
B) Is the oxidizing agent
C) Loses electrons
D) Has no change
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