Question

Which configuration represents a noble gas [DPMT 2000]
A) 1{{s}^{2}}2{{s}^{2}}2{{p}^{6}}3{{s}^{2}}3{{p}^{6}}3{{d}^{10}}4{{s}^{2}} B) 1{{s}^{2}}2{{s}^{2}}2{{p}^{6}}3{{s}^{2}}3{{p}^{6}} C) 1{{s}^{2}}2{{s}^{2}}2{{p}^{6}}3{{p}^{6}} D) 1{{s}^{2}}2{{s}^{2}}2{{p}^{6}}3{{s}^{2}}

Answer 1

B) 1{{s}^{2}}2{{s}^{2}}2{{P})^{6}}3{{s}^{2}}3{{p}^{6}}