In order, from top to bottom, in the activity series come K, Zn, Pb, H, Cu, and Au. Therefore, A) adding Pb to ZnCl₂ will release Zn. B) adding Cu to HCl will release hydrogen. C) adding Au to HCl will release hydrogen. D) adding Cu to AuCl₃ will release Au.

Question

Quizplus · Accepted Answer

Copper is more reactive than gold, so it can displace gold from AuCl3, releasing gold.

In Order, from Top to Bottom, in the Activity Series