In Which year did John Newlands propound the ‘Law of O

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In Which year did John Newlands propound the ‘Law of Octaves' an innovative concept proposing the periodicity of chemical elements arranged in the order of atomic weight?

[SSC CGL 21 July 2023 Shift 1 With Answers]

A

1861

B

1865

C

1867

D

1863

EXPLANATION

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