Question

(6) What would be the effect on an iron blade when it is kept in acidified
copper sulphate solution for some time?​

Answer 1

Answer:

When iron nails are kept dipped in copper sulphate solution for about 30 minutes, the blue colour of the aqueous copper sulphate would slowly fade to become green and a brown deposition would be seen on the iron nails.

Explanation:

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Answer 2

brown deposition will be seen on iron nail as it will kept in water for 30 minutes.

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