Question

write down the drawbacks of newlands law of octaves​

Answer 1

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. Newlands was one of the first to detect a periodic pattern in the properties of the elements and anticipated later developments of the periodic law.

Answer 2

Explanation:

1. HE SAID THAT NO MORE ELEMENTS HAVE TO BE FOUND.

2. HIS OCTAVE ONLY WORKED TILL CALCIUM, i.e. ONLY WITH LIGHTER ELEMENTS.

3. NOBLE GASES ALSO CREATED A PROBLEM IN FURTHER TIME.

4. HE PLACED SOME UNLIKE METALS CLOSE AND LIKE METALS FAR. AND SOMETIMES HE HAD PLACED TWO METALS A IN THE SAME BOX TO MAINTAIN HIS OCTAVE.

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