Question

A teacher of Xth class, during teaching explains the importance of the music in our daily life. She was telling to her students that in the Indian system of music, there are seven musical notes in a scale sa, re, ga, ma, pa, da, ni. And in the west notations used are do, re, mi, fa, so, la, ti. The notes in a scale are separated by whole frequency intervals of tones. Every eighth note is similar to the first one and it is first note of next scale. A musician use these notes for composing music of a song.
Read the above passage carefully and answer the following questions accordingly.
(i) Is the situation discussed above is similar to something in chemistry? Explain.
(ii) What are the limitations of the above principle in case of chemistry?
(iii) What are the values you will infer from above passage?

Answer 1

Answer:

i) This is related to the Newland's Law of octaves. This law states if elements ars arranged in the increasing order of their atomic mass then every eighth element will have the same property as of the first element.

ii)

1. After the discovery of noble gases, it was found that every ninth element shared similar properties with first element.
2. This was not applicable for the heavier elements.

iii) This shows that science is not only a subject, it is the reality of life.

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Answer 2

Answer:

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