Which of the Following Represents the Correct Set of Spectator

question 9

Multiple Choice

Which of the following represents the correct set of spectator ions in the equation Cu²⁺(aq) + 2Cl^-(aq) + 2K⁺(aq) + S^2- (aq) → CuS(s) + 2K⁺(aq) + 2Cl^-(aq) ?

• A) Cu²⁺, Cl^-
• B) K⁺, Cl^-
• C) K⁺, S^2-
• D) Cu²⁺, S^2-

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