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The quantum number of last electron for ...

The quantum number of last electron for chromiun is -

A

`3, 2, 2 ,+1//2`

B

`3,2,1,0`

C

`4,0,0, +1//2`

D

`4,0,0, + 1//2`

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The correct Answer is:
A
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MOTION-ATOMIC STRUCTURE -EXERCISE-1
  1. The set of quantum number for the 19^(th) electrons in chromium is -

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  2. The electronic configuration together with the quantum number of last ...

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  3. The quantum number of last electron for chromiun is -

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  4. Which combinations of quantum number n,l,m,s for the electron in an a...

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  5. Azimuthal quantum number defines.

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  6. For a given value of n (principal quantum number), the energy of diffe...

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  7. The number of electrons in the valence shell of calcium is

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  8. Suggest the angular and spherical nodes in a.4p b.3p c. 3s

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  9. For an 4py orbital, there are nodal plane……… and azimuthal quantum num...

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  10. In an electron microscope, electrons are accelerated to great velociti...

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  11. A 200 g cricket ball is thrown with a speed of 3.0 xx 10^3 cm sec^-1. ...

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  12. Which is the de-Broglie equation?

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  13. Which of the following has the largest de Broglie wavelength (all have...

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  14. A ball has a mass of 0.1 kg its velocity is 40 m/s, find out de Brogli...

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  15. Which of the following is the most correct expression for Heisenberg's...

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  16. The Heisenberg uncertainty principle can be applied to:

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  17. A helium atom at 300 K is moving with a velocity of 2.40 xx 10^(2) ms^...

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  18. The total number of orbitals associated with the principal quantum num...

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  19. Which of the following has the maximum number of unpaired electrons ?

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  20. If an electron has spin quantum number of -(1)/(2) and magnetic quant...

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