Atomic Theory Project Crossword

Published Law of Definite Proportions
First discovered atom
Cathode Ray tube experiment
Stated that negatively charged particles are scattered outside the nucleus
Stated that it was impossible to determine the position and velocity of an electron at the same time
Model stated that electrons move in orbits around the nucleus
Stated that electrons can change energy levels based on the amount of energy they have
Discovered neutron
Described how a wave function of a physical system evolves over time
Determined that electrons behave like waves
Determined the magnitude of an electrons charge
Millikan’s experiment
Proposed E=hv and that energy can be absorbed and emitted by electrons in the form of light
Planck, de Broglie, Schrodinger, Heisenberg all contributed to the modern model of the atom
Stated that all matter is made of atoms
Model representing J.J. Thomson’s discovery of the electron
Experiment that proved existence of empty space in atoms
Law from Dalton that stated that atoms of different elements combine in simple whole number ratios
Law states by Proust that said complements of chemical compounds always combine in the same mass proportions
Thomson founded what component in the atom