Question

what do you mean by formation of presipitate​

Answer 1

Precipitation is the creation of a solid from a solution. When the reaction occurs in a liquid solution, the solid formed is called the 'precipitate'. The chemical that causes the solid to form is called the 'precipitant .this is the answer for formation of precipitte .

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Answer 2

First of all we have to know that,

What is precipitate ??

Precipitate is insoluble solid substance which gets separated from the product after a chemical reaction.

Formation of precipitate

It's formation indicates that a chemical reaction took place. i.e. Formation of precipitate is characteristics of chemical reaction.

FOR EXAMPLE :-

BaCl2 + Na2SO4 ===》BaSO4 + 2NaCl

In this reaction a white precipitate of

Barium sulphate is formed.

CuSO4 + H2S ===》CuS + H2SO4

In this reaction a black precipitate of Copper sulphide is formed.