1 janv. 1856 - J.J. Thomson
Description:
He discovered evidence of there being an electron in an atom by using rays of electricity against a metal ball to see if the ball absorbs the electricity, he also thought the atom was made of smaller pieces, one of which was the electronAjouté au bande de temps:
Date:
1 janv. 1856
Maintenaint
~ Il y a 168 ans
