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प्रश्न
Name one metal which displaces copper from copper sulphate solution and one which does not.
उत्तर
Zinc is the metal that can displace copper from copper sulphate solution and silver is the metal that does not displace copper from copper sulphate solution.
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संबंधित प्रश्न
_________ solution is blue in colour.
(a) CuSO4
(b) FeSO4
(c) ZnSO4
(d) Al2(SO4)3
What would you observe when zinc is added to a solution of iron (II) sulphate? Write the chemical reaction that takes place.
Explain the following reaction with the help of a balanced chemical equation:
Magnesium reacts with hot water.
Explain why, the surface of some metals acquires a dull appearance when exposed to air for a long time.
How do metals react with hydrogen? Explain with an example.
What happens when a metal reacts with dilute hydrochloric acid? Explain with the help of an example.
Write the equation for the reaction of Aluminium with dilute hydrochloric acid.
Name the products formed. Also indicate the physical states of all the substances involved.
Out of aluminium, copper, calcium and tin, the most reactive metal is:
(a) aluminium
(b) copper
(c) tin
(d) calcium
CuSO4(aq) + Fe(s) → FeSO4(aq) + Cu(s)
FeSO4(aq) + Zn(s) → ZnSO4(aq) + Fe(s)
On the basis of the above reactions, indicate which is most reactive and which is least reactive metal out of zinc, copper and iron.
Rewrite the following statement by selecting the correct option.
A solution of Al2(SO4)3 in water is _____________.
