Give reasons for the following:
Blue colour of copper sulphate solution is destroyed when iron fillings are added to it.

Academic Chemistry NCERT Class 10

The blue colour of copper sulphate is destroyed because iron displaces copper from copper sulphate solution as it is more reactive than copper.

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Updated on: 10-Oct-2022

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Can copper displace iron from iron sulphate solution? Give reasons.
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.
Why does the colour of copper sulphate solution change when an iron nail is dipped into it?
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Can copper displace iron from iron sulphate solution? Give reason for your answer.
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?
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?
What happens when : a solution of copper sulphate is taken in a beaker and iron nails are put in it?
What happens when a piece of(a) zinc metal is added to copper sulphate solution?(b) aluminium metal is added to dilute hydrochloric acid?(c) silver metal is added to copper sulphate solution?Also, write the balanced chemical equation if the reaction occurs.
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What happens when(a) Dilute sulphuric acid is poured on a copper plate?(b) Iron nails are placed in a copper sulphate solution?
(a) What happens when a piece of iron metal is placed in copper sulphate solution? Name the type of reaction involved.(b) Write balanced chemical equation with state symbols for the following reaction:Barium chloride solution reacts with sodium sulphate solution to give insoluble barium sulphate and a solution of sodium chloride.
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

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