Question

$Co(s)+C{u}^{2+}(aq)\to C{o}^{2+}(aq)+Cu(s)$
The above reaction is :

• A. Oxidation reaction
• B. Reduction reaction
• C. Redox reaction
• D. None of these

Answer 1

Answer: (C)

$Co(s)+C{u}^{2+}(aq)\to C{o}^{2+}(aq)+Cu(s)$
This reaction is a redox reaction as $Co$ undergoes oxidation whereas $C{u}^{+2}$ undergoes reduction.