Session-4 (2025-2026)
GK Event -12
Scientist and their discoveries and inventions
Discovery/Invention Scientist
1. Discovery of Electron ✒ J.J. Thomson
2. Discovery of Proton ✒ Ernest Rutherford
3. Discovery of Neutron ✒ James Chadwick
4. Discovery of Nucleus ✒ Ernest Rutherford
5. Dynamo ✒ Michael Faraday
6. Atomic Theory ✒ John Dalton
7. Radioactivity ✒ Henri Becquerel
8. Discovery of Radium ✒ Marie Curie
9. Dynamite ✒ Alfred Nobel
10 . pH Scale ✒ Soren Sorensen
11. Discovery of Hydrogen ✒ Henry Cavendish
12. Discovery of Nitrogen ✒ Daniel Rutherford
13. Discovery of Oxygen ✒ Scheele and Priestley
14. Invention of Television ✒ John Logie Baird
15. Invention of Rail Engine ✒ George Stephenson
16. Gramophone ✒ Thomas Edison
17. Telescope ✒ Galileo
18. Steam Engine ✒ James Watt
19. Electromagnetic Induction ✒ Michael Faraday
20. X-Rays ✒ Wilhelm Röntgen
Sir discovery mea scientist Dal dia
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