Question

What do you mean by (n+l) rule?​

Answer 1

Answer:

The “n” and “l” in the (n + l) rule are the quantum numbers used to specify the state of a given electron orbital in an atom. n is the principal quantum number and is related to the size of the orbital. ... Orbitals are filled in order of increasing (n + l), which represents the relative energy.

Answer 2

Answer:

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