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What is the order of increasing bond ang...

What is the order of increasing bond angle of the following ? What is the theory involved ? `H_2O, NH_3, CH_4`

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MBD PUBLICATION-STRUCTURE OF ATOM-QUESTION TYPE
  1. What are quantum numbers ? Describe briefly four quantum numbers ?

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  2. Which is more stable configuration and why ? 4s^2 3d^9 and 4S^1 4s^10

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  3. What is the order of increasing bond angle of the following ? What is ...

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  4. The atomic orbitals are progressively filled in order of increasing en...

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  5. The orbital diagram in which both Pauli's exclusion principle and Hund...

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  6. Who modified Bohr's theory by introducing elliptical orbits for electr...

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  7. The following quantum numbers are possible for how many orbitals ? n...

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  8. The 19th electron of chromium has which of the following sets of quant...

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  9. Which of the following sets of quantum numbers is not possible ?

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  10. Which one of the following pairs of ions have the same electronic conf...

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  11. In a hydrogen atom if the energy of an electron in the ground state is...

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  12. Which of the following ions has the maximum magnetic moment ?

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  13. In hydrogen atom, energy of first excited state is -3.4 eV. Then find ...

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  14. The wavelength associated with a golf ball weighing 200g and moving at...

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  15. The quantum numbers +1/2 and -1/2 for the electron spin represent :

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  16. Identify the least stable among the following

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  17. If the nitrogen atom had electronic configuration is 1s^7, it would ha...

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  18. List the quantum numbers (n and l) of electrons for 3d-orbital.

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  19. Which quantum number specifies the shape of an orbital in an atom ?

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  20. What is the value of e/m for an electron ?

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