Question no 3

Dear student,

Q3.
(a) simple voltaic cell 
The complete cell consists of copper (as Cathode)  and zinc  (as Anode) electrodes partially immersed in a chemical solution known as the electrolyte. Diluted sulphuric acid is frequently used as the electrolyte. 
Image result for name the electrodes and electrolyte in simple voltaic cell

(b) 

Leclanche cell is a primary cell, handy for sporadic use, with positive anode of zinc encompassed by a mixture of manganese dioxide and powdered carbon in a pot, which is porous. The pot and the negative zinc terminal remained in a container holding ammonium chloride solution. The electromotive force (emf) is nearly 1 -4 volt.
Leclanche Cell
Regards


 

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