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The siotopes of neutral atom of an eleme...

The siotopes of neutral atom of an element differ in

A

Atomic number

B

Mass number

C

Number of electrons

D

Chemical properties

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-ATOMIC STRUCTURE-Level - I (EAMCET) (Exercise - I (Fundamental particle , Atomic number and mass number , Atomic models, Nature of light , Spectra))
  1. The number of nucleons present in chlorine -37 is

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  2. The nucleus of an atom contains

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  3. The siotopes of neutral atom of an element differ in

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  4. The nucleus of tritium consists of

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  5. Sodium ion is isoelectronic with……..atom

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  6. An atom differs from its ion in

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  7. In C^(14) isotope the number of nuetrons would be

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  8. The number of neutrons in the dipositive zinc ion (Mass no. of Zn = 65...

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  9. Line spectrum is characteristic of

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  10. The spectrum obtained from incandescent solids is

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  11. The wavelengths of which series lie in the ultraviolet region ?

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  12. (A) : Hydrogen has only one electron in its orbit but produces several...

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  13. When electron jumps from 5^(th) energy level to 1^(st) energy level, t...

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  14. When the electron in the 'H' atom jumps from the fifth orbit to the se...

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  15. The following series of lines is found in the ultraviolet region of hy...

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  16. Brakett series is produced when the electrons from outer orbits jumps ...

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  17. The equation corresponding to the wave number of spectral lines if Pfu...

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  18. The value of n(1) in Balmer series is

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  19. The value of Rydberg constant is

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  20. A spectral line of hydrogen with lambda = 4938 Å belongs to the series

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