Out of Cu, Al Fe and Zn, metal which can displace all others from their salt solution is :

Question

Out of Cu, Al Fe and Zn, metal which can displace all others from their salt solution is : (A) Al (B) Cu (C) Zn (D) Fe

Tardigrade Admin · Accepted Answer

The element occupying higher position in electrochemical series, displaces the metals present below it from their salts.

∵

Among

C u, A l, F e,

and

Z n, A l

occupies highest position in electrochemical series.

∴

Al displaces

C u, F e

and

Z n

from their salts.

Q. Out of Cu,AlFe and Zn, metal which can displace all others from their salt solution is :