Multiple Choice
Which of these are oxidation-reduction reactions?
I. 3H2 + N2 → 2NH3
II. Cu2O + C → 2Cu + CO
III. Fe2O3 + 3CO → 2Fe + CO2
IV. 2K + Br2 → 2KBr
A) I only
B) III only
C) I and II
D) I, II, and III
E) all of these
Correct Answer:
Verified
Correct Answer:
Verified
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