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Which is used to identify unknown atoms ...

Which is used to identify unknown atoms ?

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Line spectra.
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VGS PUBLICATION-BRILLIANT-STRUCTURE OF ATOM -CREATIVE QUESTIONS FOR NEW MODEL EXAMINATION ( SECTION - I 1/2 MARK QUESTIONS)
  1. Do you observe yellow light in street lamps? Which will produce yellow...

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  2. What is the use of a line spectra?

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  3. Which is used to identify unknown atoms ?

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  4. Does the electron retain the energy at excited state forever ?

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  5. Match it . {:(" a) Electron jumps from ground state to excited " ,, ...

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  6. It is a successful model as far as line spectra of hydrogen atom. But ...

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  7. Who introduced elliptical orbits ?

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  8. How many elliptical orbits are added to Bohr's first circular orbit by...

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  9. Which model successfully explained fine line structure of hydrogen ato...

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  10. Which of the following atomic model did not explained the fine line sp...

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  11. Who developed quantum mechanical model of atom ?

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  12. What do we call the region of space where the electron might be, at a ...

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  13. Where do you find electron in an atom ?

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  14. Which numbers indicate the probability of finding the electron in the ...

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  15. The quantum number which explains about size and energy of the orbit o...

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  16. What are the values of principle quantum number 'n' ?

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  17. If 'n' increases the shells become larger, from the above data answer ...

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  18. If 'n' increases the shells become larger, from the above data answer ...

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  19. Write the range of' l' values for each value of 'n'

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  20. Which quantum number represents sub-shell ?

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