Question

It was said that the demists of Mendeleev
was that he was not able to place hydrogen
in periodic table as it was showing same
properties with 18+ group & halogen. But
now there is sanu Situation so why
did this demirts was added in Moseley
experiment or how did his experiment
became successful??

can anyone help me !!!!​

Answer 1

Answer:

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Explanation:

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Answer 2

Moseley Modern periodic table although declared a successful but it means not that his model do not have Demerit or drawbacks .

✓ So , demerits of model periodic table is Hydrogen element position .

I hope helps you !!