Question

What were the limitations of Newlands’ Law of Octaves?

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Answer 1

Explanation:

The major limitations of Newlands' law of octaves were : (i) It was applicable to only lighter elements having atomic masses upto 40 u, i.e., upto calcium. After calcium, the first and the eighth element did not have similar properties.

Answer 2

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Limitations of Newlands’ Law of Octaves are as follows:-

•Newlands’ Law of Octaves applicable to elements up to Calcium

•Newland assumed there are 56 elements in the nature and no more elements would be discovered in the future.

•To fit elements into table Newland put two elements into one slot. Newland introduced unlike elements with different properties into one column.

•Iron (Fe) was placed away from elements that resembles in properties.

Ex: Nickel and cobalt.