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Which of the Following Reactions Is a Redox Reaction? (A)

Question 86

Multiple Choice

Which of the following reactions is a redox reaction? (a) K₂CrO₄ + BaCl₂ → BaCrO₄ + 2KCl
(b) Pb₂²⁺ + 2Br^- → PbBr
(c) Cu + S → CuS

A) (a) only
B) (b) only
C) (c) only
D) (a) and (c)
E) (b) and (c)

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