Why are the elements of Group - 18 known as noble gases? – InterviewSolution

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1.	Why are the elements of Group - 18 known as noble gases?
Answer» Solution :The elements of GROUP of 18 have their valence SHELL ORBITALS completely FILLED. As a result, they react with only a few elements (oxygen and fluorine) only under certain conditions. Therefore, they are called noble gases.

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