Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Chemistry Electrochemistry
Which one of the following represents the correct order of electron releasing tendency of metals?
1
Zn > Cu > Ag
2
Ag > Cu > Zn
3
Cu > Zn > Ag
4
More than one of the above
5
None of the above