What changes in the colour of iron nails and copper sulphate solution do you observe after keeping the iron nails dipped in copper sulphate solution for about 30 minutes?

Academic Chemistry NCERT Class 10

The iron nail gets covered with a red-brown coating of copper metal and the blue colour of copper sulphate solution changes to greenish as iron nail displaces copper from copper sulphate solution to form ferrous sulphate.

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Updated on: 10-Oct-2022

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What change in the colour of iron nails and copper sulphate solution you observe after keeping the iron nails dipped in copper sulphate solution for about 30 minutes.
What happens when iron nails are put into copper sulphate solution?
Why does the colour of copper sulphate solution change when an iron nail is dipped in it ?ORAn iron nail is dipped in the solution of copper sulphate for about 30 minutes. State the change in colour observed. Give reason for the change.
Iron nails were dipped in an aqueous solution of copper sulphate. After about 30 minutes, it was observed that the colour of the solution changed fromColorless to light green.Blue to light green.Blue to colourless.Green to blue.
What happens when : a solution of copper sulphate is taken in a beaker and iron nails are put in it?
Why do the colour and solution of copper sulphate change when we take a solution of copper sulphate in a beaker and put an iron nail in it?
Why does the colour of copper sulphate solution change when an iron nail is dipped into it?
Can copper displace iron from iron sulphate solution? Give reasons.
What happens when(a) Dilute sulphuric acid is poured on a copper plate?(b) Iron nails are placed in a copper sulphate solution?
What happens whenDilute sulphuric acid is poured on copper plate?Iron nails are placed in copper sulphate solution? Write word equations of the reactions involved.
Can copper displace iron from iron sulphate solution? Give reason for your answer.
We can show that iron is more reactive than copper :by preparing copper sulphate solution and dipping iron strip in itby dipping both the strips in water for some timeby preparing iron sulphate solution and dipping copper strip in itby heating both iron and copper strips
(a) Arrange the following metals in the increasing order of their reactivities :Copper, Zinc, Aluminium and Iron(b) List two observations you would record in your notebook 30 minutes after adding iron filings to copper sulphate solution.
On immersing an iron nail in CuSO4 solution for few minutes, you will observe that(a) no reaction takes place(b) the colour of solution fades away(c) the surface of iron nails acquire a black coating(d) the colour of solution changes to green.
What would a student report nearly after 30 minutes of placing duly cleaned strips of aluminium, copper, iron and zinc in freshly prepared iron sulphate solution taken in four beakers?

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