the terminals A and B of a copper wire are inserted into a piece of potato connected to a battery as shown below. The region of the potato around wire connected to positive terminal of the battery.(1) Become reddish blue (2) Become greenish blue(3) show no change of colour(4) Becomes black in colour
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2
Option 2 is correct
Become greenish blue
Become greenish blue
Answered by
4
The correct Answer is Option 2: Greenish Blue.
Explanation :
Potato Battery:
the terminals A and B of a copper wire are inserted into a piece of potato connected to a battery.
Potato contains starch which undergoes electrolysis and by this process more electrons are produced.
The electrons move from negative terminal to positive terminal and react with copper wire and form blue greenish spot.
Explanation :
Potato Battery:
the terminals A and B of a copper wire are inserted into a piece of potato connected to a battery.
Potato contains starch which undergoes electrolysis and by this process more electrons are produced.
The electrons move from negative terminal to positive terminal and react with copper wire and form blue greenish spot.
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