What are the advantages of Mendeleev\' s Periodic Table ?

1.	What are the advantages of Mendeleev\' s Periodic Table ?
Answer» He was firstly started to form the periodic table, he was givinng the place to noble gas in the periodic table, he also left the spaces for the upcoming elements 1) he forecasted about the noble gas . 2) he also forecasted about some other elements so he left some space

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