A correct electrochemical series can be obtained from Na, Ca, Al, Mg, Zn, Fe, Pb, H, Cu, Hg, Ag, Au by interchanging

francisca.o

2 years ago

Here is a mnemonic i normally use:
Please Stop Calling Me A Zebra Instead Learn How Copper Makes Silvery Gold

Annzey

2 months ago

easy way to remember the series
Kayode (Ka)
Now (Na)
Can (Ca)
Mobilize(Mg)
All(Al)
Zonal(Zn)
Forces (Fe)
Plus(Pb)
His (H)
Current (Cu)
High(Hg)
Age(Ag)
in
Gold (Au)

markbalogban

7 years ago

definitely A is the answer... because it's obvious that it is aluminum and magnisum that's out of place coz magnesium is my electropositive than aluminum...so it supposed to come first B4 aluminum....

Mandy27

2 years ago

I answered the right answer but they failed me