Question

Give 2 advantages and disadvantages of Dobernier's triads.

Answer 1

ADVANTAGES-
-the elements in the traids have same chemical properties
-the middle element's atomic mass is nearly equal to arithmetic mean of other
2 elements
-it was the 1st step towards classification of element

DISADVANTAGES-
Dobernier's idea of classification of elements in the form of triads  did not receive much acceptance as he could arrange only 9 elements in traid form

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