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Write about John Newlands?.???
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Answer:
John Alexander Reina Newlands was a British chemist who worked concerning the periodicity of elements.
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Answered by
1
Answer:
English chemist John A. R. Newlands in 1865 formulated the newlands law of octaves
Explanation:
According to him, when we put the elements according to their atomic mass, the chemical properties gets same... That means a group becomes after every 7 elements
Summing up - according to this increasing atomic mass group elements into 7 each with similar physical and chemical properties!
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