Question

${\huge{\underline{\bf{Question}}}}$
★What are quantum numbers..?
★Diffrent Types of quantum number..
&
★Formulae used...
.
.
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Answer 1

Answer:

To completely describe an electron in an atom, four quantum numbers are needed: energy (n), angular momentum (ℓ), magnetic moment (mℓ), and spin (ms). The first quantum number describes the electron shell, or energy level, of an atom