A) Faraday
B) Mendeleev
C) Newton
D) Bohr
Correct Answer: B
Solution :
Dmitri Mendeleev was a Russian chemist who developed the periodic classification of the elements in 1869 A.D. He developed his table to illustrate periodic trends in the properties of the then-known elements. Mendeleev also predicted some properties of then-unknown elements that would be expected to fill gaps in this table.You need to login to perform this action.
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