Question

State dobereiners law and Newlands law of octaves.​

Answer 1

Explanation:

The law of octaves states that every eighth element has similar properties when the elements are arranged in the increasing order of their atomic masses.

Answer 2

Newland's Law of Octaves :

• An English chemist, John Alexander Newlands in 1865 made an attempt to classify the elements knownin the increasing order of their atomic masses known as law of octaves. He noticed that the every eighth element of the series has properties similar to the first element as every note resembles the first in octave of music. It means that after a difference of seven elements, the element with similar characteristics was observed.