Question

What is Newlands' law of octaves? Explain with an example.

Answer 1

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Answer:

Newland arranged the elements in increasing order of their atomic weights in a group of 8 called ocatves in which the first element and eight element have similar chemical and physical properties.

eg.

H and F

Answer 2

Answer:

Newlands Law : When the elements are arranged in increasing order of their atomic masses, the properties of the eighth element are similar to that of the first.

Examples : The eight element from lithium is sodium. Similarly, eight element from sodium is potassium.