तत्वों के वर्गीकरण से सम्ब – McqOptions

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1.	तत्वों के वर्गीकरण से सम्बन्धित त्रिक के नियम का प्रतिपादन किया -
A.	लोथर मेयर
B.	डोबरेनर
C.	मेंडेलीफ
D.	न्यूलैंडस
Answer» C. मेंडेलीफ

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