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Calculate the circumference of Bohr's L ...

Calculate the circumference of Bohr's L shell.

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Circumference `= 2pir = n lambda`
Wavelength `lambda = 3.33 n A^(0) = 3.33 xx 2A^(0)`
`2pi r = 2 lambda = 13.32 A^(0)`
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AAKASH SERIES-ATOMIC STRUCTURE-OBJECTIVE EXERCISE - 3 (RECENT AIPMT/NEET QUESTIONS)
  1. Calculate the circumference of Bohr's L shell.

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  2. The de Broglie wavelength associated with a ball of mass 1kg having ki...

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  3. X -rays are emitted during

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  4. Which of the following radioisotopes is used as anticancerous ?

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  5. Decay constant of a radioactive substance is 69.3 sec^(-1), find t(1//...

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  6. In the ground state of Cu^(+), the number of shells occupied, subshell...

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  7. Assume that you are travelling at a speed of 90km/h in a small car wit...

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  8. Smallest wavelength occurs for

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  9. Which of the following is wrong for Bohr's model ?

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  10. Threshold frequency of a metal is 5 xx 10^(13)s^(-1) upon which 1xx10^...

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  11. In Bohr's orbit, (nh)/(2pi) indicates

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  12. A particle is moving three times as fast as an electron. The ratio of ...

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  13. What is the maximum number of orbitals that can be identified with the...

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  14. Calculate the energy in joule corresponding to light of wavelength 45n...

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  15. The angular momentum of electron in 'd' orbital is equal to

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  16. Magnetic moment 2.84B.M. is given by (Atomic number, Ni = 28, Ti = 22,...

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  17. The number of d - electrons in Fe^(2+) (Z = 26) is not equal to the nu...

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  18. How many electrons can fit in the orbital for which n = 3 and l = 1?

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  19. Two electrons occupying the same orbital are distinguished by

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  20. Which of the following pairs of d-orbitals will have electron density ...

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  21. Which one is the wrong statement ?

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