SCIENCE
CHEMISTRY
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
Dalton
|
|
|
Thomson
|
|
|
Rutherford
|
|
|
Bohr
|
Detailed explanation-1: -Subatomic science: JJ Thomson’s discovery of the electron.
Detailed explanation-2: -Thomson had discovered the first subatomic particle, the electron.
Detailed explanation-3: -The electron was discovered by J. J. Thomson (Sir John Joseph Thomson) in 1897 when he was studying the properties of the cathode ray. Q.
Detailed explanation-4: -Joseph John Thomson (J. J. Thomson, 1856-1940; see photo at American Institute of Physics) is widely recognized as the discoverer of the electron. Thomson was the Cavendish professor of Experimental Physics at Cambridge University and director of its Cavendish Laboratory from 1884 until 1919.
Detailed explanation-5: -On his return from America, he achieved the most brilliant work of his life – an original study of cathode rays culminating in the discovery of the electron, which was announced during the course of his evening lecture to the Royal Institution on Friday, April 30, 1897.