2 janv. 1897 - J.J. Thomson
Description:
- Made the Cathode ray tube.- Proposed the Plum Pudding model meaning negative electrons were embedded into a positively charged spherical cloud.
- He proved that all atoms of any element must contain negative particles.
- Disproved Dalton’s idea that atoms are indivisible.
- Discovered Electrons
Ajouté au bande de temps:
Date:
2 janv. 1897
Maintenaint
~ Il y a 128 ans