An unknown metal x when placed in copper sulphate solutions give a red brown precipitate. When placed in magnesium sulphate solutions, give no reaction. Identify element x?

Open in App

Solution

Given,
X+CuSO4===>Red brown precipitate
X+MgSO4===>No reaction
Iron reacts with copper sulphate solution to produce iron sulphate which is a reddish brown precipitate. Iron also does not react with Magnesium sulphate. So the given metal X is Iron (Fe).

Suggest Corrections

Similar questions

Q. Dr Kumar is trying to identify an unknown metal Z. When he places it in copper sulphate solution, there is a reaction and red brown pieces of copper fall to the bottom the test tube. When he placed it in magnesium sulphate solution, nothing happens. Which one of the elements given below do you think it is?
(a) sodium
(b) iron
(c) calcium
(d) barium

Q. An aqueous solution of a gas (X) shows the following reactions :
(i) It turns red litmus blue
(ii) When added in excess to a copper sulphate solution, a deep blue colour is obtained.
(iii) On addition to a ferric chloride solution, a brown precipitate, soluble in dilute nitric acid, is obtained.

Identify (X).

Q. Assertion :The colour of copper sulphate solution change when an iron nail is dipped in it. Reason: When an iron nail is placed in a copper sulphate solution, iron displaces copper from copper sulphate solution forming iron sulphate.

What happens when a piece of copper metal is placed in iron sulphate solution?

When sodium hydroxide solution is added to copper sulphate solution, a blue precipitate of copper hydroxide is formed along with sodium sulphate solution. What kind of chemical reaction takes place between them?

Join BYJU'S Learning Program

An unknown metal x when placed in copper sulphate solutions give a red brown precipitate. When placed in magnesium sulphate solutions, give no reaction. Identify element x?

Given, X+CuSO4===>Red brown precipitate X+MgSO4===>No reaction Iron reacts with copper sulphate solution to produce iron sulphate which is a reddish brown precipitate. Iron also does not react with Magnesium sulphate. So the given metal X is Iron (Fe).

Given,
X+CuSO4===>Red brown precipitate
X+MgSO4===>No reaction
Iron reacts with copper sulphate solution to produce iron sulphate which is a reddish brown precipitate. Iron also does not react with Magnesium sulphate. So the given metal X is Iron (Fe).