1.

Which one of the following represents the electronic configuration of the most electropositive element [AIIMS 1982; CPMT 1994; MP PMT 2000]

A. \[[He]\,2{{s}^{1}}\]
B. \[[Xe]\,6{{s}^{1}}\]
C. \[[He]\,2{{s}^{2}}\]
D. \[[Xe]\,6{{s}^{2}}\]
Answer» C. \[[He]\,2{{s}^{2}}\]


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