Class 11 Chemistry Structure of Atom Quantum number, Electronic configuration and Shape of orbitals

Medium

The number of valence electrons in an atom with electronic configuration $1s^2 2s^2 2p^6 3s^2 3p^3$ is

KVPY 2013 All KVPY

A
$2$
B
$3$
C
$5$
D
$11$

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Class 11 Questions

Class 11

Chemistry Questions

Chapter

Structure of Atom

Subtopic

Quantum number, Electronic configuration and Shape of orbitals

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