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Year 8 Atomic Structure

Across
Each atom has the same number of these as electrons
The region in the centre of an atom
A substance made up of two or more elements or compounds (not chemically bonded)
The first element in the Periodic Table
A table that shows all the elements
A substance made up of more than one type of atom
Orbits the nucleus
A substance containing only one type of atom
Down
Has no charge
Grid like structure of atoms, often seen in metals
The number of protons an atom has
The name of the solid that dissolves in a liquid
The name of the liquid in which the solute dissolves
A cluster of atoms
Described as the building blocks of matter