Which of the Following Is(are) Oxidation-Reduction Reactions

question 22

Multiple Choice

Which of the following is(are) oxidation-reduction reactions?
I.PCl₃ + Cl₂  PCl₅
II.Cu + 2AgNO₃  Cu(NO₃) ₂ + 2Ag
III.CO₂ + 2LiOH  Li₂CO₃ + H₂O
IV.FeCl₂ + 2NaOH  Fe(OH) ₂ + 2NaCl

• A) I, II, III, and IV
• B) I and II only
• C) I, II, and III only
• D) IV only
• E) III only

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