Atomic Structure scientistis

Match it! Select the correct answer from the pull down...Good luck!

Which scientist passed electric current though a gas and produced negatively charged rays?

Which scientist thought the atom was a solid mass of positive and negative charges?

Which scientist was credited with be the first to propose the idea of atoms?

Which scientist tough atoms of solids were prickly and atoms of liquids were smooth?

Which scientist thought that an atom was the smallest possible unit of matter?

Which scientist conducted the gold foil experiment?

Which scientist proposed that electrons exist in energy levels?

Which scientist based his idea of the atom on the mass of each element?