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The velocity of an electron in the fourt...

The velocity of an electron in the fourth Bohr's orbit of hydrogen is v. The velocity of the electron in the first orbit would be :

A

4v

B

16v

C

v/4

D

v/16

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-ATOMIC STRUCTURE-Objective exercise - 2B
  1. The electron in a hydrogen atom makes a transition from an excited sta...

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  2. In a hydrogen atom, if energy of an electron in ground state is 13.6 e...

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  3. The velocity of an electron in the fourth Bohr's orbit of hydrogen is ...

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  4. As the quantum number increases, the difference of energy between cons...

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  5. The ionization potential of H atoms is 13.6 V. The energy difference b...

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  6. If the electron falls from n = 3 to n = 2, in hydrogen atom then emitt...

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  7. Which of the following transistions in hydrogen atom will require the ...

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  8. The value of first Bohr's radius of hydrogen atom is

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  9. The radius of the first orbit of Hydrogen is 0.53 Å. The radius of sec...

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  10. The radius of the second Bohr orbit is

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

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  12. in the Bohr hydrogen atom, the electronic transition emmiting light of...

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  13. Radius of first orbit of hydrogen is 0.53 Å. The radius in fourth orbi...

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  14. If the radius of first Bohr' orbit be alpha(0), then the radius of the...

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  15. An electron is moving in Bohr's fourth orbit. Its de Broglie wavelengt...

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  16. What is the wavelength (in m) of a particle of mass 6.62 xx 10^(-29)g ...

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  17. The number of waves made by an electron moving in an orbit having a ma...

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  18. The mass of hydrogen atom is 1.66 xx 10^(-24)g and Planck's constant i...

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  19. Uncertainity in the position of an electron (mass = 9.1 xx 10^(-31) kg...

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  20. (A) : The radial probability distribution curves of 1s, 2p, 3d orbital...

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