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chemistry chapter one

Horizontales
No charge
Dense central core
Positive charge
Atoms are composed of still smaller particles
Group of atoms linked together by chemical bonds
Organized study of the composition and interaction of matter
Number of protons in nucleus
Verticales
Metal mixtures
Chemical symbol for copper
Substance of one type of atom
Greek word for not cuttable
Wrote atomic theory of matter
This was discovered in 1803
Chemical symbol for chlorine
Affects every aspect of modern life