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What are the postulates of Bohr's model ...

What are the postulates of Bohr's model of hydrogen atom ? Discuss the importance of this model to explain various series of line spectra in hydrogen atom.

A

The spectrum of hydrogen atom only

B

Spectrum of an atom or ion containing one electron only

C

The spectrum of hydrogen molecule

D

The solar specturm

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The correct Answer is:
B
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Bohr's model can explain

AAKASH SERIES-ATOMIC STRUCTURE-Objective exercise - 1
  1. The total energy of electron in an atom is a combination of potential ...

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  2. Match the following : {:("List - 1","List - 2"),((a) "second" ,(e) "...

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  3. What are the postulates of Bohr's model of hydrogen atom ? Discuss the...

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  4. Splitting of spectral lines under the influence of strong magnetic fie...

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  5. Radius of tenth Bohr orbit of the Hydrogen atoms is

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  6. Radius of 3rd Bohr orbit is

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  7. Velocity of the electron in the 1st Bohr orbit

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  8. The energy that is needed to remove an electron from the 1st Bohr orbi...

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  9. The speed of an electron in the inner most orbit of the hydrogen (Bohr...

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  10. The energy of an electron present in Bohr's second orbit of hydrogen a...

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  11. The de-Broglie equation treats an electron to be

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  12. Wavelength of the wave associated with a moving electron

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  13. The uncertainity principle and the concept of wave nature of matter we...

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  14. Bohr's postulate that mv r = (nh)/(2pi) is proved mathematically by

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  15. The momentum of a particle of wave length 1 Å is

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  16. The de Broglie wavelength of a particle with mass 1 g and velocity 100...

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  17. The de Broglie wave length of a riffle bullet of mass 2 grams moving w...

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  18. A cricket ball of mass 0.5 kg is moving with a velocity of 100 ms^(-1)...

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  19. If the Planck's constant h = 6.6 xx 10^(-34) Js, the de-Broglie wave l...

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  20. The de Broglie wave length associated with a particle of mass 1 mg mov...

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