Question

Definition of newland law of octave

Answer 1

Answer:

it states that if the elements are arranged in the order of increasing atomic properties, the properties of the 8th element is similiar to that of the 1st element. Just like in the musical notes.

western: DO,RE MI,FA ,SO, LA TI,again DO

indian: SA,RE,GA,MA,PA,DA,NI,again SA

limits:

1) it was only applicable till calcium (20th element)

2) iron is similiar to nickel and cobalt but are kept far away

3) two elements were kept in the same slot ( Ce and La)

4) after the discovery of noble gases the whole table was distrupted.

im also in 10th, all the best for your Board and wish me luck!

Explanation:

Answer 2

In 1866 Jhon Newland an English scientist arranged the elements on the basis of increasing atomic mass and he found that every eighth element on the series repeats the property of first element like the music note
Sa Re Ga MA Pa Dha Ni Sa

H. Li. Be B C. N. O. F