Question

1{{s}^{2}}2{{s}^{2}}2{{p}^{6}}3{{s}^{2}}
is the electronic configuration of the metal [RPET 2000]
A) Na B) Mg C) Fe D) Al

Answer 1

इन द बुक क्वेश्चन विद यू आर द करेक्ट ऑप्शन इज द मैग्नीशियम

Answer 2

HEYA!!!


HERE IS YOUR ANSWER, 


⇔ The metal who's configuration is 1{{s}^{2}}2{{s}^{2}}2{{p}^{6}}3{{s}^{2}} is :

→ B) Magnesium.


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THANK YOU. ^_^