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10 Cards in this Set

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  • Back
Dalton's atomic theory
#1
all matter is made up of very small, discrete particles called atoms
Dalton's atomic theory
#2
All atoms of an element are alike in weight and different from weight of any other kind of atom
Dalton's atomic theory
#3
Atoms cannot be subdivided, created, or destroyed
Dalton's atomic theory
#4
Atoms of different elements combine in simple whole-numbered ratios to form chemical compounds
Dalton's atomic theory
#5
In chemical reactions, atoms are combined, separated, or rearranged
electrons
very small negatively charged particles
define the volume of the atom
nucleus
most of the mass of the atome is located here and it is positively charged
neutron
the neutral partical making up half of the mass of the nucleus
proton
the other half of the nucleus that is positively charged
atomic number
the number of protons in the nucleus of an atom