Question

Define the following.
1.crystalline substance
2.amorphous substance

Answer 1

crystalline substance r solid crystal structure.... it's also called. as lattice structure...
amorphous substance r powdery substance...

Answer 2

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$\violet\bigstar$Crystalline substance :–

The substance whose constituents are arranged in an orderly manner, leading to definite three dimensional geometrical shape is called Crystalline substance.

$\violet\bigstar$ Amorphous substance :–

A substance whose constituents are arranged in an irregular manner is called an Amorphous substance.