How do you appreciate john Newlands for his classification of elements ?

Explanation

1) John Newlands was a British chemist .
2) He found that when elements were arranged in the ascending order of their atomic weights they appeared to fall into seven group .
3 ) Each group contained elements with similar chemical properties .
4 ) Based on this Newlands proposed the law of octaves .
5 ) Every eighth element has similar properties and the properties are repeated as repetition of musical notes sa, re,ga ,ma ,pa,da,ni.
6 ) He was found that the law of octaves holds for the elements up to calcium .
7 ) SO , I appreciate the Newlands for his efforts in the classification of elements