Which nobel gas is placed in seprate groups?
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as they form complete octate and are inert gases
parveendesai746:
Noble gases like He,Ne,Kr,Xe and Rn are placed in seprate group.
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Noble gases like He, Ne, Kr, Xe and Rn are placed in a separate groupbecause of the following reasons: They are extremely unreactive. They donot combine with any other element of the periodic table.
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