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Q.

S.No.Column-IS.No.Column-II
A)Primary cellp)Lead storage cell
B)Secondary cellq)Daniel cell
C)Calomel electroder)Secondary reference cell
D)Hydrogen electrodes)Primary reference cell

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a

A- q; B - p; C - r; D - s;

b

A- p; B - q; C - r; D - s;

c

A- q; B - p; C - s; D - r;

answer is A.

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Detailed Solution

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A) Primary cell - Daniel cell
B) Secondary cell - lead storage battery
C) Calomel electrode - 2nd reference electrode
D) Hydrogen electrode - 1st reference electrode

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