What Is pertipitate?

Answer 1

I think you have mispelled the word.

It should be 'precipitate' .

A precipitate is a solid that has come out of solution , and is found at the bottom of the reaction vessel.

Answer 2

A precipitate is a solid that forms and separates out of a solution during a chemical reaction. It occurs when two solutions are mixed and a solid substance is formed due to a chemical reaction taking place. The solid particles are insoluble and can be identified by their formation within the solution.