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Which one has higher energy 4s and ...

Which one has higher energy 4s and 3d ? why ?

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E 4 s `lt ` E 3d
because 4s = (n +1) = (4+0) =4 …. Min value 3 = (n+l) = (3+2) =5 …. Max value
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KUMAR PRAKASHAN-STRUCTURE OF ATOM-Section - B ( Objective Question )
  1. Give the energy order of 2s orbitals of H, Li ,Na ,K.

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  2. Give the relation between energy of orbital and atomic number i...

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  3. Which one has higher energy 4s and 3d ? why ?

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  4. For both 2p and 3s orbital value of (n+l) is same ie 3. than ...

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  5. Which orbitals are then in hydrogen atom ?

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  6. What is the difference in ground state and exicited state of hydr...

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  7. State the name of orbitals as per quantum number, magnetic quan...

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  8. From the following in which pair of orbitlas have more attracti...

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  9. which of is correct for He ?

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  10. Which element has electron configuration 1s^(2) 2s^(2) 2p^(2) ?

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  11. State all four Quantum number of valence electron of Ca Z=20

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  12. State the electron configuration of atom having (z=16) Mention th...

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

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

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

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

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

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

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

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

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