MCQ
In an atom how many orbital $(s)$ will have the quantum numbers; $n = 3, l = 2$ and $m_l = + 2$ ?
- A$5$
- B$3$
- ✓$1$
- D$7$
✓
Answer
Correct option: C.
$1$
c
$n=3,\,l=2$ means $3d$ orbital
$n=3,\,l=2$ means $3d$ orbital
i.e. in an atom only one orbital can have the value $m_l = +2$ 
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