Date post: | 01-Jan-2016 |
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The element; a special substance which contains one sort of atom. It cannot be broken down or changed by any chemical reaction.
The First Twenty Elements
1 2 3 4 5 6 7 0
Drag the elements tiles into their correct position. Can you beat 60 seconds ?
xbk by H Graham BSc PGCE
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Neutrons, protons and electrons!
How do we know how many are present in the atoms of each element?
Atomic number =
Mass number =
How are the electrons arranged?( 2, 8, 8,18)
The types of bondingmetal/non metal atom reactions produce IONIC bonds
nonmetal/non metal atom reactions produce COVALENT bonds