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CH 4 science jensen

studying

QuestionAnswer
what was democritus' contribution towards better understanding of the atom he stated that the atom was the smallest particle that things were made of
what was daltons contribution towards better understanding of the atom all matter is made of atoms
what was thomsons contribution towards better understanding of the atom discovered electrons
what was rutherfords contribution towards better understanding of the atom the atom had a positive nucleus and negative electrons surrounding it
what was bohrs contribution towards better understanding of the atom electrons travel in definite paths
what are the rules for putting electrons in bohr diagrams they have to travel in definite paths
define element a pure substance made from atoms that all have the same number of protons
what is the unit measurement for an atoms mass amu
how is the identity of an element determined atomic number
difine isotope a atom with one more neutron than proton
define ion no longer neutral because it has gained or lost electrons
Created by: madelineeyer