The diagram shows a beaker containing a solution of zinc sulphate and – McqOptions

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1.	The diagram shows a beaker containing a solution of zinc sulphate and two carbon electrodes. A battery is placed next to it. In order that the electrode P be plated with zinc,
A.	P must be connected to S and Q to R
B.	P must be connected to Q and S to R
C.	P must be connected to R and Q to S
D.	P and Q must be connected to R.
Answer» D. P and Q must be connected to R.

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