प्राकृतिक रेडियोधर्मिता � – McqOptions

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1.	प्राकृतिक रेडियोधर्मिता की खोज की थी
A.	मैरी क्यूरी
B.	अर्नेस्ट रदरफ़ोर
C.	हेनरी बेकरेल
D.	एनरिको फर्मिक
Answer» B. अर्नेस्ट रदरफ़ोर

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