Rank the following metals by ease of reduction, starting with the easiest to red
ID: 1007880 • Letter: R
Question
Rank the following metals by ease of reduction, starting with the easiest to reduce
Ag+, Ni2+, Al3+, Pb2+, Mg2+
________>________>________>________>_________
Rank the following metals by ease of oxidation, starting with the easiest to oxidize
Mg, Ag, Fe, Cu, Cr
________>________>________>________>_________
For the following reactions state if the reactions are favored in the forward or reverse direction
a) 2Ag+(aq) + Cu(s) à Cu2+(aq) + 2Ag(s)
b) Ni2+(aq) + Sn(s) à Ni(s) + Sn2+(aq)
c) Mg(s) + Fe2+(aq) à Mg2+(aq) + Fe(s)
d) Pb(s) + Zn2+(aq) à Zn(s) + Pb2+(aq)
Explanation / Answer
1.
Ag+, Ni2+, Al3+, Pb2+, Mg2+
___Mg+2_____>____Al+3____>____Ni+2____>___Pb+2_____>_____Ag+____
2.Mg, Ag, Fe, Cu, Cr
__Mg______>___Cr_____>____Fe____>___Cu_____>___Ag______
a) 2Ag+(aq) + Cu(s) --------> Cu2+(aq) + 2Ag(s) reverse direction
b) Ni2+(aq) + Sn(s) ---------> Ni(s) + Sn2+(aq) reverse direction
c) Mg(s) + Fe2+(aq) -------->Mg2+(aq) + Fe(s) forward reaction
d) Pb(s) + Zn2+(aq) à Zn(s) + Pb2+(aq) reverse reaction
In activity series Above metal displcement the below metal from it's salt solution.
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