Which of the following is the correct order of electron releasing tendency of the metals ?

Options

A. `Zn lt Cu gt Ag`
B. `Ag gt Cu gt Zn`
C. `Zn gt Cu gt Ag`
D. ` Cu gt Zn gt Ag`

Answer

C

Explanation

Zinc releases electrons to copper :
` Zn = Cu^(2+) rarr Cu = Zn^(2+)`
Copper releases elecrons to silver :
` Cu(s) + 2Ag^(2+) (aq.) rarr Cu^(2+) (aq.) +2 Ag(s)`.