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The charge on an electron was first dete...

The charge on an electron was first determined by ............in by his famous ............experiment.

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Milliken, 1909 oil drop
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ICSE-STRUCTURE OF ATOM-Fill in the Blanks Type Questions
  1. Calculate the wavelength associated with an electron moving with a vel...

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  2. Cathode rays produce ............when they strike metals.

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  3. The charge on an electron was first determined by ............in by hi...

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  4. The actual mass of a proton is ............g.

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  5. The entire mass and positive charge of an atom is concentrated into it...

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  6. The light radiations with discrete quantities of energies are called.....

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  7. How many moles of photon would contain sufficient energy to raise the ...

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  8. The 2px and 2py, 2pz, orbitals of an atom have identical shapes but di...

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  9. An orbital consists a maximum of ............electrons.

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  10. In Bohr's model, an electron should follow a ............path due to l...

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  11. The uncertainty principle and the concept of wave nature of matter wer...

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  12. Which has a higher energy, a photon of violet light with wavelength 40...

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  13. The splitting of spectral lines under the influence of magnetic field ...

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  14. Wave functions of electrons in atoms and molecules are called............

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  15. An acceptable value of wave function should be ...............,..........

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  16. The principal quantum number tells the .............to which electron ...

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  17. The values of l are governed by the value of.............

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  18. An electron has principal quantum number 3. The number of its (i) sub-...

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  19. An f subshell contains ..............orbitals.

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  20. The energy of 6s subshell is ............than that of 4f subshell.

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