Question

List 2 limitations of Newlands law of octaves

Answer 1

Answer:Newland could arrange elements only up to calcium, out of the total 56 elements known. After calcium, every eighth element did not possess properties similar to that of the first. Only 56 elements were known at the time of Newlands, but later several elements were discovered

Explanation:

Answer 2

Limitations of Newland’s Law of Octaves

→ It was applicable upto calcium (for lighter elements only).

→ Properties of new discovered elements did not fit into the law of octave.

→ To fit elements into his table, Newlands put even two elements together in one slot and that too in the column of unlike elements having very different properties.