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The orbital diagram in which the Aufbau...

The orbital diagram in which the Aufbau principle is violated is

A

B

C

D

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The correct Answer is:
B
s-subshell should be dilled first as it possesses lower energy level han p-subshell .
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P BAHADUR-ATOMIC STRUCTURE-Exercise 3A
  1. The increasing order (lowest first) for the value of e//m ("charge" /...

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  2. How many unpaired electrons are there in Ni^(2+)?

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  3. The orbital diagram in which the Aufbau principle is violated is

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  4. Predict the total spring in Ni^(2+) ion :

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  5. Photoelectric emission is observed from a surface for frequencies v(1)...

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  6. Suppose a completely filled or half fillled set fo ( p) or d-orbitials...

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  7. The ratio of the differrence between the first and second Bohr orbit e...

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  8. The number of vacant d-orbitals in completely excited Cl atom is :

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  9. Isoelectronic structures among the following structures are : (I) CH...

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  10. Possible muber of orientations fo a subshell is :

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  11. If each hydrogen atom is excited by giveng 8. 4 eV of energy , then t...

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  12. The magneit moment fo electron in an atom ( excluding orbitial magnetc...

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  13. Atom conssit of electrons , protons and neutrons . If the mass attribu...

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  14. As an electron is brought form an infinite distance close to the nucle...

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  15. Which orbital is nearest to the nucleus ?

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  16. Which ion has the maximum magnetic moment ?

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  17. The quantum number that does not describe the distance and the angular...

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  18. In hydrogen atom which enrgy level order si bnot correct ?

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  19. If the atomic weight oc C and SI are 12 and 28 respectively , then wha...

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  20. Which will be the most stble among Cu^(+) , Fe^(+) Fe^(2+) and Fe^(3...

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