Chemistry
Grade-8
Easy
Question
What is a crystal?
- A pure material that can’t be changed.
- Material with a regular, repeating arrangement of atoms.
- A foggy like material
- A soupy liquid.
Hint:
Crystals have a definite geometrical structure.
The correct answer is: Material with a regular, repeating arrangement of atoms.
- Crystal is a piece of homogeneous solid substance.
- The constituents atoms, molecules, or ions are arranged in an ordered pattern.
- The constituent's base structure is repeated regularly.
- They have a definite regular geometrical shape.
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