Displacement reactions involving solutions of salts

1 mark · Normal

Which of the following is a spectator ion in the reaction between zinc and copper(II) chloride solution?

AZn^{2+}BCl^-CCu^{2+}DZn(s)

› Show answer

Correct option: Cl^-

Common mistakes: Selecting Zn^{2+} or Cu^{2+}

› Show mark scheme and worked solution

Marking points

B1 · 1 mark · Correctly identifies Cl^- as the spectator ion.

Worked solution

Chloride ions do not change during the reaction, so Cl^- is the spectator ion.

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CHEMISTRY question: Displacement reactions involving solutions of salts | SubjectCover