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An atomic nucleus contains...

An atomic nucleus contains

A

only electrons

B

only protons

C

only neutrons

D

both protons and neutrons

Text Solution

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The correct Answer is:
D
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NARAYNA-ATOMS -C.U.Q BOHR.S THEORY
  1. In scattering experiment , the force that scatters particles is

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  2. Bohr's atomic model assumes

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  3. The ratio of magnetic dipole moment to angular momentum of electron is

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  4. The radius of hydrogen atom , when it is in its second excited state, ...

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  5. For electron moving in n^(th) orbit of the atom , the angular velocity...

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  6. The order of size of nucleus and Bohr's radius of an atom respectively...

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  7. In the lowest energy level of hydrogen atom, the electron has the angu...

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  8. Atomic hydrogen is excited to the n^(th) energy level . The maximum nu...

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  9. As the orbit number increase , the distance between two consecutive or...

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  10. Ionization energy of a hydrogen like A is greater than that of another...

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  11. The classification of discrete energy levels in atom was first given e...

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  12. An atomic nucleus contains

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  13. On decreasing principal quantum number n, the value of r and v will

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  14. The possible values of principal quantum number can be

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  15. According to sommerfeld , an electron revolves round a necleus in

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  16. The main defect of Bohr's atom model is

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  17. According to Bohr's theory, discrete quantity is

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  18. If En and Ln denote the total energy and the angular momentum of an el...

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  19. If the radius of first Bohr's orbit is r, then radius of second orbit ...

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