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Differentiate between the terms 'ground ...

Differentiate between the terms 'ground state' and 'excited state'.

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Ground state means the least energy state or the most stable state. Excited state means the higher energy state, in which the electrons are in the higher energy level (unstable state).
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SUBHASH PUBLICATION-STRUCTURE OF ATOM-NUMERICAL PROBLEMS AND ANSWERS
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  8. In a hydrogen atom, an electron jumps from third orbit to the first or...

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  9. An atom of an element has 29 electrons. The nucleus of the atom contai...

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  10. Calculate the wavelength of a wave of frequency 10^(12) Hz, travelling...

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  11. Calculate the frequency of electromagnetic radiation having the wavele...

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  12. Calculate the frequency and energy per quantum of a radiation with a w...

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  13. Calculate the number of photon of light with a wavelength of 6000 Å th...

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  14. A major line in an atomic emission spectrum occurs at 450 nm. Find the...

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  15. Calculate the wave number, wavelength and frequency of the first line ...

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  16. The red light of neon signs has a wavelength of 693 nm. Find the energ...

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  17. Calculate the wavelength of an electron moving with a velocity of 2.5x...

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  18. Find the mass of an electrically charged particle movng with a velocit...

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  19. Calculate the energy of a photon whose wavelength is 3.864xx 10^(-7) m...

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  20. Calculate the de Broglie wavelength of an electron of mass 9.11 xx 1...

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