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Which of the following options is incorr...

Which of the following options is incorrect regarding Bohr's Model of an atom ?

A

Ionisation energy (I.E.) order : `I.E._(H) lt I.E._(He^(+)) lt I.E._(Li^(+2))`

B

Angular momentum (AM) order of electron in `n^(th)` shell : `AM_(2nd "shell") lt AM_(4th "shell") lt AM_(6th "shell")`

C

If PE at the infinity is assigned as 13.6 eV then ratio of magnitude of KE to that of PE of Ist Bohr orbit in hydrogen will be in the ratio `1:2`.

D

Order of speed (v) of electron in nth shell of hydrogen : `V_(2nd "shell") gt V_(5th "shell") gt V_(6th "shell")`

Text Solution

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The correct Answer is:
C
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According to Bohr's Model of hydrogen atom

GRB PUBLICATION-ATOMIC STRUCTURE-Bohr s Theory
  1. The ratio of radius of first orbit in hydrogen to the radius of first ...

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  2. For H-atoms , the energy required for the removal of electron from var...

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  3. Which of the following options is incorrect regarding Bohr's Model of ...

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  4. Which of the following transition will have a wavelength different tha...

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  5. A substance absorbs electromagnetic radiations of wavelength 12.3 nm a...

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  6. A unielectronic species is in some excited state 'A' and on absorbing ...

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  7. The radii of two Bohr's orbits of hydrogen atom are in the ratio of 4:...

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  8. In a hypothetical model of an atoms following Bohr's theory, the poten...

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  9. The time period of revolution in the 3rd orbit of Li^(2+) ions is x se...

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  10. The charge on the electron and proton in reduced to half . Let the pre...

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  11. A hydrogen like species with atomic number Z is present in a higher ex...

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  12. The ratio of (E(2) - E(1)) to (E(4) - E(3)) for He^(+) ion is approxim...

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  13. 1^(st) excitation Potential of a hydrogen like sample is 15 volt. If ...

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  14. If the ionization energy of He^(+) is 19.6xx10^(-18) J per atom then t...

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  15. The binding energy of e^(-) in ground state of hydrogen atom is 13.6 e...

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  16. Correct order of radius of the first orbit of H, He^+, Li^(2 +), Be^(3...

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  17. What is likely to be principal quantum number for a circular orbit of ...

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  18. Which of the correct relationship?

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  19. If the value of E=-78.4 "kcal/mol", the order of the orbit in hydrogen...

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  20. If velocity of an electron in 1st orbit of H atoms is V , what will b...

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