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The quantum numbers for the 19^(th) elec...

The quantum numbers for the `19^(th)` electron of `Cr (Z=24)` are :

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The correct Answer is:
C
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Write down the values of all the quantum numbers for 19 th electron of Cr (Z = 24) .

Which of the following sets of quantum numbers represents the 19^("th") electron of Cr (Z= 24)?

Knowledge Check

  • The set of quantum number for the 19^(th) electrons in chromium is -

    A
    `n =4, =0, m=0 s=+1//2 or -1//2`
    B
    `n =3, =2 ,m =1 , s= + 1//2 or -1//2`
    C
    `n =3, =2 m =-1, s = + 1//2 or -1//2`
    D
    `n =4, =1, m =0 s, = + 1//2 or -1//2`

  • The set of quantum numbers for the 19th electron in chromium is:

    A
    `n=4, l=0, m=0, s= +1//2 or -1//2`
    B
    `n=3, l=2, m=1, s= +1//2 or -1//2`
    C
    `n=3, l=2, m=-1, s= +1//2 or -1//2`
    D
    `n=4, l=1, m=0, s= +1//2 or -1//2`

  • Which of the following set of quantum number represent the 19th electron in chromium (Z = 24 for Cr)

    A
    4, 0, 0, `(1)/(2)`
    B
    4, 1, `-1, (1)/(2)`
    C
    3, 2, 2, `(1)/(2)`
    D
    3, 2, `-2, (1)/(2)`

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