Plum pudding model of the atom,artwork. This model was proposed by the British physicist J J Thomson in 1904,seven years after he had discovered the electron. The model shows the negatively-charged electrons (yellow),the plums,surrounded by a cloud of positive charge (red),the pudding. This model was disproved by Rutherford in 1909,with the discovery of the atomic nucleus | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / JOSE ANTONIO PEÑAS |
Taille de l’image : | 4856 px × 3661 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |