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Who amongst the following gave the ’Periodic Law’ ?

a

Dmitri Mendeleev

b

Emil Fischer

c

Charles Darwin

d

Carlton McGee

Answer : Option A
Explanation :

In 1869, Dmitri Mendeleev came up with the

periodic law,stating that that the chemical and

physical properties of the elements recur periodically when the elements are arranged in the order of their atomic weights. Mendeleev’s periodic

table is an arrangement of the elements that

group similar elements together.

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