The quantum numbers $+1/2$ and $-1/2$ for the electron spin represent

  • A
    rotation of the electron in clockwise and anticlockwise direction respectively
  • B
    rotation of the electron in anticlockwise and clockwise direction respectively
  • C
    magnetic moment of the electron pointing up and down respectively
  • D
    two quantum mechanical spin states which have no classical analogue

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Similar Questions

Arrange the following orbitals in decreasing order of energy:
$A$. $n = 3, l = 0, m = 0$
$B$. $n = 4, l = 0, m = 0$
$C$. $n = 3, l = 1, m = 0$
$D$. $n = 3, l = 2, m = 1$
The correct option for the order is:

For how many electrons in an atom is $n = 3, m_l = 1$ possible?

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In the sixth period,the orbitals that are filled are

The electronic configuration of calcium ion $(Ca^{2+})$ is

The azimuthal quantum number for the last electron of the $Na$ atom is:

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