Four quantum numbers or a quantum number of the outermost or a given electron of an atom or ion

1. A.
   $l = 0$
2. B.
   $l = 1$
3. C.
   $l = 2$
4. D.
   $l = 3$

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1. A.
   $5,0,0, + \frac{1}{2}$
2. B.
   $5,0,1, + \frac{1}{2}$
3. C.
   $5,1,0, + \frac{1}{2}$
4. D.
   $5,1,1, + \frac{1}{2}$

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1. A.
   $n = 4,l = 2,\text{ }m = - 1,\ s = + \frac{1}{2}$
2. B.
   $n = 4,l = 0,\text{ }m = 0,s = + \frac{1}{2}$
3. C.
   $n = 3,l = 0,\text{ }m = 1,s = + \frac{1}{2}$
4. D.
   $n = 2,l = 0,\text{ }m = 0,s = + \frac{1}{2}$

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1. A.
   $n = 3,\mathcal{l} = 2,\text{ }m = + 2,\text{ }s = + \frac{1}{2}$
2. B.
   $n = 3,\mathcal{l} = 2,\text{ }m = - 2,\text{ }s = + \frac{1}{2}$
3. C.
   $n = 4,\mathcal{l} = 1,m = 0,s = + \frac{1}{2}$
4. D.
   $n = 4,\mathcal{l} = 0,\text{ }m = 0,\text{ }s = + \frac{1}{2}$

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