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7 Cards in this Set
- Front
- Back
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what are 3 parts of an atom?
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protons electrons and newtrons!:) whoo!
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who was thhe creator of the pte ?
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dmitri mendeleev !
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What makes up a nucleus?
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PROTONS AND NEWTRONS
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whats the Two ways the periodic table is made?
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atomic mass, elements in the same properties are in the same family.
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define matter
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anything that has mass and takes up space\
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define element
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a subtance that cannot be broken down into another subtance
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what are the rows on the pte called?
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periods
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