Question

Mendeleev’s Periodic table and Moseley’s Periodic table

Answer 1

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According to Moseley, similar properties recur periodically when elements are arranged according to increasing atomic number. Atomic numbers, not weights, determine the factor of chemical properties. Mendeleev ordered his elements in order of their relative atomic mass, and this gave him some problems.

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Answer 2

Answer is in attachment mark as Brainliest