Categories: Chemistry WAEC

Which of the following elements would displace copper from a solution of copper ions?

A. silver
B. gold
C. lead
D. mercury

Correct Answer:

Option C – lead

Explanation

The reactivity series allows us to predict how metals react. A more reactive metal displaces a less reactive metal from a compound. Lead is more reactive metal than copper hence, copper is displaced from copper solution by lead.

 

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