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