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Maximum sum of the number of neutrons an...

Maximum sum of the number of neutrons and protons in an isotope of hydrogen

A

6

B

5

C

4

D

3

Text Solution

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The correct Answer is:
D
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AAKASH SERIES-ATOMIC STRUCTURE-Objective Exericse - 2A
  1. The number of nucleons in the isotope of an atom .(Z)X^(m) are

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  2. An oxide of nitrogen has a molecular weight of 30. Total number of ele...

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  3. Maximum sum of the number of neutrons and protons in an isotope of hyd...

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  4. Consider the following pairs of ions (A) Sc^(+3) and Ti^(+4) (B) Mn...

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  5. According to Planck's Quantun theory, the correct statements are (a...

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  6. Which of the following statements is incorrect ?

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  7. Energy equal to the mass of one electrons is

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  8. The ratio of energies of photons with wavelengths 2000A^(0) and 4000A^...

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  9. The energy of an electromagnetic radiation is 3 xx 10^(-12) ergs. What...

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  10. Which of the following statements regarding spectral series is correct...

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  11. According to the Moseley's law, the frequency of a spectral line in X-...

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  12. In a series in the line spectrum of hydrogen the wavelength of radiati...

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  13. The frequency of the spectral line obtained when the electron in n = 3...

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  14. Assertion (A) : The energy of ultraviolet radiation is greater than th...

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  15. The wavelength of the first member of the Balmer series in hydrogen sp...

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  16. Which of the following transitions will have minimum wavelength ?

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  17. The ratio of wavelength values of series limit lines (n(2) = oo) of Ba...

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  18. The minimum and maximum values of wavelength in the Lyman series of a ...

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  19. Which of the following transitions of an electron in hydrogen atom emi...

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  20. In a hydrogen atom the electron and proton are at a distance of 0.5 Å....

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