When n = 3, the quantum number of an element is

Assessment: JAMB UTME - Chemistry - 2024 Subject: Chemistry

Question 1 Report

When n = 3, the quantum number of an element is
Answer Details

Quantum numbers are a set of numbers that describe the position and energy of an electron in an atom. 

When the quantum number is equal to 3, the possible values for the azimuthal quantum number  are 0, 1, and 2:

  • l=0, The resulting subshell is an "s" subshell.
  • l =1, The resulting subshell is a "p" subshell.
  • l =2: The resulting subshell is a "d" subshell. 

The three possible sub-shells when n=3 are 3s, 3p, and 3d.

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