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The top documents tagged [isotopes mass number]
Chapter 3 Notes Atomic Theory Atomic Theory Essential Questions 1. What are the characteristics of each of the three elementary subatomic particles?
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Proton = + charge Neutron = neutral charge Electron = - charge
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Rutherford’s Atom/Past Electrons orbit nucleus similar as planets to the sun Atom of the Present Electrons orbit nucleus in the form of clouds
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Unit 3
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