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How many 3d electrons can have spin quan...

How many 3d electrons can have spin quantum number `- (1)/(2)` ?

A

5

B

7

C

8

D

10

Text Solution

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The correct Answer is:
A
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AAKASH INSTITUTE ENGLISH-STRUCTURE OF ATOM-ASSIGNMENT (SECTION -A) Objective type questions
  1. The set of quantum numbers not applicable to an electron: (n, l, m, s)

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  2. The principal and azimuthal quantum number of electrons in 4f orb...

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  3. How many 3d electrons can have spin quantum number - (1)/(2) ?

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  4. The correct orders of increasing energy of atomic orbitals is

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  5. Which shell would be the first to have g sub-shell ?

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  6. For which of the following sets of quantum numbers, an electrons will ...

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  7. Arrange the following orbitals of H-atom in the increasing order of th...

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  8. Which of the following set of quantum number is possible ?

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  9. The maximum number of electrons in an atom which can have n=4 i...

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  10. An orbital is described with the help of a wave function. Since many w...

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  11. Assuming the velocity to be same , the wavelength of the waves ...

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  12. For a 'p' electron the orbial angular momentum is

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  13. Which electronic level would allow the hydrogen atom to absorb a photo...

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  14. Which of the following transition will emit maximum energy in hyd...

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  15. In an atom which has 2K, 8L , 18 M and 2N electrons in the ...

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  16. The prodensity curve for 2s electrons appears like

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  17. Any p-orbital can accommodate upto :

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  18. If the uncertainty in the position of an electron is zero the uncerta...

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  19. The number of radial nodes in 4s and 3p orbitals are respecti...

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  20. Which of the following orbital is with the four lobes present o...

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