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Class 11ChemistryStructure of AtomQuantum number, Electronic configuration and Shape of orbitals
Medium

An element has the electronic configuration $1s^2, 2s^2 2p^6, 3s^2 3p^2$. Its valence electrons are

  • A
    $6$
  • B
    $2$
  • C
    $3$
  • D
    $4$
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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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