Correct statements for an element with atomic number 9 are
A. There can be 5 electrons for which $\mathrm{m}_{\mathrm{s}}=+\frac{1}{2}$ and 4 electrons for which $\mathrm{m}_{\mathrm{s}}=-\frac{1}{2}$
B. There is only one electron in $p_z$ orbital
C. The last electron goes to orbital with $\mathrm{n}=2$ and $l=1$
4. The sum of angular nodes of all the atomic orbitals is 1.
Choose the correct answer from the options given below:

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Aicharya · Accepted Answer

Element with atomic number 9 is Fluorine

Correct statements for an element with atomic number 9 are A. There can be 5 electrons for which…

Solution