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The size of atom is proportional to...

The size of atom is proportional to

A

A

B

`A^(1/3)`

C

`A^(2/3)`

D

`A^(-1/3)`

Text Solution

Verified by Experts

The correct Answer is:
B
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FULL MARKS-ATOMIC AND NUCLEAR PHYSICS-Additional question (Multiple Choice Question)
  1. Which source is associated with a line emission spectrum?

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  2. Which one of the relation is correct between time period and number of...

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  3. The size of atom is proportional to

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  4. If an electron jumps from 1^(st) orbit to 3^(rd) orbit, then it will

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  5. According to uncertainty principal for an electron, time measurement w...

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  6. According to Rutherford's atomic model, the electron inside an atom ar...

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  7. Wavelength of a light emitted from second orbit to first orbit in a hy...

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  8. In terms of Rydberg constant R, the wave number of the first Balmer li...

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  9. The K(infty) X-ray emission line of tungsten occurs at lambda = 0.021 ...

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  10. The radius of an electron orbit in a hydrogen atom is of the order of

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  11. Which of the following atoms has the lowest ionisation potential?

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  12. The transition from the state n = 4 to n = 1 in a hydrogen like atom r...

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  13. The number of waves contained in a unit length of the medium is called...

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  14. When hydrogen atom is in its first excited level, its radius is of th...

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  15. The ground state of energy of hydrogen atom is -13.6 eV.What is the po...

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  16. For ionising an excited hydrogen atom, the energy required (in eV) wil...

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  17. What is the energy of He^(+) electron in first order?

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  18. If voltage across on X-ray tube is doubled, then energy of X-ray emitt...

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  19. When hydrogen atom is in its first excited level, its radius is of th...

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  20. The ionisation energy of hydrogen atom is 13.6 eV, the ionisation ener...

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