MCQ
In the $n^{th}$ quantum level, the number of electronic subshell is
  • $n$
  • B
    $2n^2$
  • C
    $2n$
  • D
    $2 \times (2l + 1)$

Answer

Correct option: A.
$n$
a
No. of principal quouten ho $=n$

No. of substell $=n$

Eg for $n=2$

No of Subshell $=2$ which are $2s$ and $2 p$

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