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Apparatus: Copper wire, iron nail, beake...

Apparatus: Copper wire, iron nail, beaker or big test tube, etc.
Chemicals: Aqueous solutions of ferrous sulphate and copper sulphate.
Procedure: i. Take a clean copper wire and a clean iron nail.
ii. Dip the copper wire in ferrous sulphate solution and the iron nail in copper sulphate solution.
iii . Keep on observing continually at a fixed interval of time.
What is the type of the reaction?

A

`1.204 xx 10^(22)`

B

193

C

1930

D

`1.204 xx 10^(21)`

Text Solution

Verified by Experts

The correct Answer is:
D
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