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Frasers Theory 1 CW 1

Across
Outermost shell
The smallest a compound can be broken down to and still maintain its properties
State of matter
AMU is protons + _____
Mixture that is uniform consistency
5 - 8 valence electrons
Atomic ______ unit
Building blocks
4 valence electrons
2 or more elements combine to make
Can not be broken down further
Down
Used to change electrical balance
State of matter
Have a negative charge
1 -3 valence electrons
Have a positive charge
No charge
Opposites ____
____ number
Intermingling of 2 or more compounds
State of matter
____ model