The position of some metals in the electrochemical series in decreasing electropositive character is given as Mg > Al > Zn > Cu > Ag. What will happen if a copper spoon is used to stir a solution of aluminium nitrate?
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a
The spoon will get coated with aluminium
b
An alloy of aluminium and copper is formed
c
The solution becomes blue
d
There is no reaction
answer is D.
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Detailed Solution
Cu can't displace Al3+ ion from aluminium nitrate.
The position of some metals in the electrochemical series in decreasing electropositive character is given as Mg > Al > Zn > Cu > Ag. What will happen if a copper spoon is used to stir a solution of aluminium nitrate?