Q. The oxide of an element whose electronic configuration is $1s^{2},\ 2s^{2},2p^{6},3s^{1}\$is
A) Neutral
B) Amphoteric
C) Basic
D) Acidic
Explanation
(c)
Na(11) : $1s^{2},2s^{2}2p^{6},3s^{1}$
It is an alkali metal. Alkali metal oxides are basic in nature.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.