The electronic configuration of four elements are given in brackets \[L\,\left( 1{{s}^{2}},\,\,2{{s}^{2}}2{{p}^{1}} \right);\,\,M\,\left( 1{{s}^{2}},\,\,2{{s}^{2}}\,2{{p}^{5}} \right)\] \[Q\,\left( 1{{s}^{2}},\,\,2{{s}^{2}}\,2{{p}^{6}},\,\,3{{s}^{1}} \right);\,\,R\,\left( 1{{s}^{2}},\,\,2{{s}^{2}}\,2{{p}^{2}} \right)\] The element that would most readily form a diatomic molecule is [NCERT 1983]

• A.                 Q            
• B.                 M
• C.                 R            
• D.                 L