Question

list three limitation of newland 's law of octaves

Answer 1

was applicable till ca
it contain only 56 element
newland adjusted two element like cobalt and nickel in the same slot and also some unlike element

Answer 2

1.He predicted that only 56 elements existed.
2.His law was applicable upto Calcium.
3. To follow his rule of octave, he had to fit two elements in one slot.
i. e... Cobalt and Nickel were placed in the same slot.
Also these were placed in the same column with fluorine, chlorine and bromine possessing different properties than these elements.
5. Iron possessing similar properties as cobalt and nickel, is placed far away from these elements.

Thus, Newlands’ Law of Octaves can be obeyed well by the lighter elements only.

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