Question

2 drawbacks of Newland's octaves.​

Answer 1

Drawback of Newlands Law of Octave

1. It was only successful upto calcium i.e. 20 atomic number..

after 20 atomic number it was not applicable

2. It was only for lighter metal not for heavy metal

Answer 2

Answer:

1।

He could not classify all the elements known at that time into octaves.

2।

After the discovery of nobel gases if we put noble gases into the octaves then the entire table of octaves gets disturbed.