Question

To plate silver on the spoon, the wire from the spoon must be connected in which section of the above setup?

• A. A
• B. B
• C. C
• D. D
• E. E

Answer 1

The correct option is B B

To coat silver on the spoon $A{g}^{+}$ ions should get deposited on the spoon which is possible when the spoon has negative charge on it, and for this to happen, spoon should be connected to the negative charge of the battery. $i.e.$ it should be connected to B section.