The position of some metals in the electrochemical series in decreasing electropositive character is given as ${\rm{Mg}} > Al > Zn > Cu > Ag$. What will happen, if a copper spoon is used to stir a solution of aluminium nitrate?

The spoon will get coated with aluminium

An alloy of copper and aluminium is formed

NEET UG CHEMISTRY MCQ: ELECTRO CHEMISTRY

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The position of some metals in the electrochemical series in decreasing electropositive character is given as

\mathrm{Mg} > Al > Zn > Cu > Ag

. What will happen, if a copper spoon is used to stir a solution of aluminium nitrate?

View answer and explanation

Correct option: D

There is no reaction

Option D (There is no reaction) is correct because copper is less electropositive than aluminium and cannot displace it from its salt solution.

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