Question

According to newlands law of octaves how many elements exist in nature

Answer 1

Law of octaves. Law of octaves, in chemistry, the generalization made by the English chemist J.A.R. Newlands in 1865 that, if the chemical elements are arranged according to increasing atomic weight, those with similar physical and chemical properties occur after each interval of seven elements.

Answer 2

Newland fitted all the known elements in a table of 7×8 i.e. 56 elements