Multiple choice

Why is Newlands' method of classification of elements known as law of octaves?

  1. Because it could classify only eight elements

  2. Because every eighth element had the properties similar to the first

  3. Because the classification was based on the atomic masses of the element

  4. Because the elements were classified in eight groups
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B Correct answer
Explanation

According to Newlands' law of octaves, when the elements are arranged in order of increasing atomic weights, then every eighth element has properties similar to that of the first element.

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