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How are beta-rays emitted from a nucleus...

How are `beta`-rays emitted from a nucleus, when it does not contain electrons?

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R G PUBLICATION-ATOMS AND NUCLEI-EXERCISE
  1. How are beta-rays emitted from a nucleus, when it does not contain ele...

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  2. Mention two limitations of Rutherfor's model of atom.

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  3. Explain what is red shift and blue shift of light wave.

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  4. Obtain Bohr's quantisation conditon on the basis of the wave nature of...

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  5. Describe in brief the process of gamma radiation.

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  6. Deduce the expression for the total energy of the electron in te n orb...

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  7. In hydrogen spectrum the shortest wavelength in Balmer Series is lambd...

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  8. Write down the results of Rutherford's alpha-particle scattering exper...

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  9. In the light of Rutherford's atom model discuss the stability of an at...

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  10. State Bohr's postulates regarding Bohr's model of the hydrogen atom.

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  11. State one drawback of Rutherford's model of the atom. What modificatio...

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  12. Fill in the blanks Rutherford's experiment suggested the size of the...

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  13. Fill in the blanks In an hydrogen atom the value of Bohr radius is

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  14. Fill in the blanks Atom, as a while is electrically neutral and ther...

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  15. Who did proposed the first model of an atom.

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  16. The total energy of an electron is negative. If it were positive, what...

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  17. What is the value of Rydberg's constant?

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  18. Write the different types of Hydrogen Spectral series.

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  19. What is spectral absorption lineS?

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  20. What is the energy posses by an elecrton for n=3?

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