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One atom has (z=25) state s electron...

One atom has (z=25) state s electron

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ZS= 25 ,`1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(6) 3d^(5) 4s^(2)`
Selectron are `=4xx 2 =8`
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KUMAR PRAKASHAN-STRUCTURE OF ATOM-Section - B ( Objective Question )
  1. State the electron configuration of atom having (z=16) Mention th...

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  2. Ion having -2 charge posses electron configuration 1s^(2) 2s^(2) ...

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  3. One atom has (z=25) state s electron

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  4. if n =3 than state in number of orbitals and electron ?

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  5. State the element in which valence electron are 2p^(4) ,3s^(2) ,3...

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  6. Arrange in increasing order of energy (I ) n=2 ,l =0 ,m(1) = 0 ...

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  7. How many nods are there in 4s and 3s ?

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  8. Which one is more closer to nucleus from 2p and 3p ?

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  9. Which one is more closer to nucleus in 4s^(2) and 3d^(10) 4s^(0) ...

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  10. What is the relation in shape of 3d(xy) and 3dx(2) ?

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  11. State the number of Radial node and angular nod of 5F ?

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  12. What is the spin of two electron in He ?

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  13. Which orbitals are equinian orbitals from the given ?

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  14. How many maximum electron can be filled in d and f orbitals ?

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  15. Calculate the vlue of (n+l) for 3d

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  16. State the value of n, l, m(l) and m(s) for 4f.

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  17. How many orbitals are thre in 4f shell ?

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  18. State minimum value of n and l for f orbital

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  19. Which of the following are isoelectronic species l.e. Those havin...

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  20. Write the electronic configuration of the following ions : (a ) ...

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