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The ratio of mass of an electron to that...

The ratio of mass of an electron to that of the mass of hydrogen atom is

A

`1 : 3871`

B

`1: 1837`

C

`1: 1296`

D

` 1: 3781`

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AAKASH INSTITUTE ENGLISH-STRUCTURE OF ATOM -ASSIGNMENT ( SECTION -A) Objective Type Questions (One option is correct)
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  2. The charge to mass ratio of electron was found out to be

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  3. The ratio of mass of an electron to that of the mass of hydrogen atom ...

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  4. Which of the following is a correct statement ?

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  5. How many times is an atom bigger than the nucleus ?

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  6. What alpha-rays strikea thin gold foil then

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  7. Rutherford's alpha- scattering experiment was successful in discoverin...

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  8. The general representation of the symbol of element 'X' is ( Z = Atomi...

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  9. Isotopes have

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  10. The number of neutrons in deuterium is

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  11. Which of the following species have maximum number of electrons ?

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  12. The range of wavelength of the visible light is

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  13. The correct sequence of frequency of the electromagnetic radiations in...

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  14. The colour of light which has maximum frequency is

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  15. The kinetic energy of the photoelectrons depends upon the

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  16. The value of n(1) for Paschen series of hydrogen spectrum is(n(1) = or...

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  17. Radius of Bohr's orbit of hydrogen atom is

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  18. Bohr theory is not applicable for

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  19. Which among the following scientists was successful in accounting for ...

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  20. How many spectral lines are seen for hydrogen atom when electron jump...

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