Why hydrogen is called rogue element?
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Hydrogen is termed as a rogue element in the periodic table as it behaves like alkali metal, have one valence electron and can form halides and also have properties of halogens also, gives H- when gains an electrons. Hence, its postion is not fixed in the periodic table and is therefore termed as rogue element in the periodic table.
Pratyush1234:
Why the dispute did not occur in modern periodic table ?
dispute about ..?
About the position
Because metals have valance electrons 1,2,3 .. but though hydrogen has only one valance electron it is not a metal
Answered by
1
Because the position of hydrogen is not fixed in the periodic table
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