Chemistry · Properties of Fundamental Particles
कैथोड किरणों पर प्रयोगों के माध्यम से इलेक्ट्रॉन की खोज किसने की थी?
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- 1जॉन डाल्टन
- 2ई. गोल्डस्टीन
- 3जेम्स चैडविक
- 4जे.जे. थॉमसन✓
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जे.जे. थॉमसन
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