Question

what is Newlands law of octaves?it's advantages and disadvantages.

Answer 1

Your correct answer is
【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. 】】



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Answer 2

Newlands law of octaves states that when the elements are arranged in the order of increasing atomic masses ...then the properties of every eighth element is similar to the first element in the octave....means the properties are repeat at every interval of eighth element......
it worked only for limited elements.....