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For both 2p and 3s orbital value of...

For both 2p and 3s orbital value of (n+l) is same ie 3. than which one has less energy from both ? Why ?

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The energy of 2p orbital is less . Because if `(n+1) ` is same then n determine energy .
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KUMAR PRAKASHAN-STRUCTURE OF ATOM-Section - B ( Objective Question )
  1. Give the relation between energy of orbital and atomic number i...

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

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

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  4. Which orbitals are then in hydrogen atom ?

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

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

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

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  8. which of is correct for He ?

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

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

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

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

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

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

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

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

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

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

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

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

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