Electrochemistry

Question 1

What is the percentage of concentration in lead storage battery?

Answer 1

38%

Question 2

When cell is charged, its voltage-

Answer 2

Increases

Question 3

In galvanic cell anode is of:

What is it dipped in ?

What happens to that Soln.?

Reduction or oxidation?

Answer 3

Zinc

Dipped in zinc sulphate solution.

Whose concentration increases.

Oxidation at anode.

(Zn to Zn**)

Question 4

In galvanic cell ,cathode is of:

What if it dipped in?

What happpens to the soln?

Oxidation or reduction?

Answer 4

Copper

Dipped in copper sulphate solution.

Which decreases.

Reduction at cathode.
(Cu** changes to Cu atom).