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Q:

इलेक्ट्रॉन की खोज किसने की थी?

  • 1
    ई. गोल्डस्टीन
  • 2
    जे. जे. थॉमसन
  • 3
    अर्नेस्ट रदरफोर्ड
  • 4
    जे. चैडविक
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Answer : 2. "जे. जे. थॉमसन"
Explanation :

J.J. Thomson:

Discovery of electron J. J. Thomson did it in 1897. Hence, option 4 is correct.

An electron is a low-mass and negatively charged particle.

He won the Nobel Prize in 1906 "for his theoretical and experimental investigations on the conduction of electricity by gases."

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