20.
The correct observation made by the student after putting clean pieces of copper in the test -
tube containing Iron sulphate are as shown in the figure.
1) Solution becomes colourless and Iron gets deposited on Copper
2) Solution becomes blue and iron gets deposited on copper
Feso
3) Copper pieces get dissolved in the solution making it blue
4) No reaction is observed
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Answered by
2
Answer:
option
...
...
d is the write
Answered by
2
Answer:
Option d is correct as the reduction potential is low as compared to iron so it can't replace iron.
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