Question

Which one of the following represents noble gasconfiguration :
(a) 1s², 2s² 2p⁶, 3s² 3p⁶ 3d¹⁰, 4s² 4p⁶ 4d¹⁰, 5s² 5p⁶ 5d⁶, 6s²
(b) 1s², 2s² 2p⁶, 3s² 3p⁶ 3d¹⁰, 4s² 4p⁶ 4d¹⁰, 5s² 5p⁶ 5d¹, 6s²
(c) 1s², 2s² 2p⁶, 3s² 3p⁶ 3d¹⁰, 4s² 4p⁶ 4d¹⁰, 5s² 5p⁶
(d) 1s², 2s² 2p⁶, 3s² 3p⁶ 3d¹⁰, 4s² 4f¹⁴, 5s² 5p⁶ 5d¹

Answer 1

${\huge {\mathfrak {Answer :-}}}$

➡️ Option (D).

That's it..