atomic theory123
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| law of definite proportions | a chemical compound always contains the same elements in the same ratio.
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| law of conservation of mass | mass cant be created or destroyed
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| law of multiple proportions | when 2 elements combine to form two or more compounds, the mass of one element that combines with a given mass of the other is in the ratio of small whole numbers
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| rutherfords model | nucleus protons neutrons
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| bohrs model | electrons in electron cloud
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| volume in atom | in electron cloud
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| mass in atom | in nucleus
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| what keeps the nucleus together | a strong force
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| 02 vs 03 | isotopes and multiple proportion
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| mass of nuetron is the same as mass of | protons
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| electron charge | negative
outside nucleus
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| proton charge | positive, inside nucleus
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| neutron | no charge, inside nucleus
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| daltons theory #1 | 1. all matter is composed of atoms
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| daltons theory #2 | 2.atoms are of the same element are indentical in their properties
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| daltons theory #3 | 3. atoms of different elements differ in properties
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| daltons theory #4 | diff. elements combine to form compounds
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| daltons theory #5 | chemical reactions, they are combined, seperated, rearranged but never created destroyed or changed
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| what did the foil experiment discover | dense nucleus
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| what did the ray tube discover | electrons
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| frequency of wave lengths in electro magnet radiation | electro magnet spectrum
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Created by:
kaliwalton
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