|
Proton was discovered by |
|||||||
|
(a) |
J.J Thomson |
(b) |
Chadwick |
(c) |
E. Goldstein |
(d) |
Rutherford |
|
Proton was discovered by |
|||||||
|
(a) |
J.J Thomson |
(b) |
Chadwick |
(c) |
E. Goldstein |
(d) |
Rutherford |