Chemistry · Discovery of Elements
रेडियोधर्मी तत्व पोलोनियम की खोज किसने की थी?
- 1फ्रेडरिक जोलियट-क्युरी
- 2इरेन जोलियट-क्युरी
- 3मैरी क्युरी✓
- 4फ्रांसिस विलियम एस्टन
सही उत्तर देखें
मैरी क्युरी
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