Choose the scientist: write X for Democritus, D for Dalton, T for Thomson, R for Rutherford or B for Bohr...

Choose the scientist: write X for Democritus, D for Dalton, T for Thomson, R for Rutherford or B for Bohr 37. _______ He theorized that atoms are the smallest particle, and that all atoms of an element were identical

to all other atoms of the same element...this was not correct.
38. _______ The discovery of the nucleus was his claim to fame.
39. _______ His yummy plum pudding model was formed after the discovery of the electron.
40. _____ A philosopher that said matter could be broken down only into the smallest particle, an atom. 41. _______ He was the one who organized the electrons into rings or levels orbiting the nucleus.
42. _______ Determined the atom was mostly empty space with a positive core called a nucleus.
43. _______Invented the cathode ray tube to find the charge particles of atoms.