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Atomic number of Helium is 2. what is th...

Atomic number of Helium is 2. what is the energy of the ground state of Hulium ion having single positive charge ?

A

`-13.6 eV`

B

`-54.4 eV`

C

`-40.8 eV`

D

`-122.4 eV`

Text Solution

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The correct Answer is:
B
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CHHAYA PUBLICATION-ATOM-EXERCISE(Multiple Choice Questions)
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  2. Electron in a hydrogen atom undergoes transition from n1 to n2 , where...

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  3. Atomic number of Helium is 2. what is the energy of the ground state ...

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  4. Ionisation potential of an atom is 24.6 V . How much energy is require...

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  5. In Bohr's model of hydrogen atom ,

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  6. Ground state energy of hydrogen atom is -13.6 eV . If the electron in ...

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  7. The electron in a hydrogen atom has been excited to the n -th state. W...

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  8. If the electron in a hydrogen atom is raised to the third orbit, how m...

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  9. According to Bohr's model , the ratio of the energies of the electron...

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  10. The quantised physical quantity of an atomic electron, according to B...

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  11. An one -electron atom has an energy of -3.4 eV. The kinetic energy of...

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  12. An one -electron atom has an energy of -3.4 eV. The potential energy...

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  13. An electron is in the third orbit of a hydrogen atom. If h =6.6 xx10^...

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  14. The ratio between the radii of the fourth and the second electron orbi...

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  15. The ratio between the electron velocities in the second and in the thi...

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  16. The ratio between the electron revolution fraquencies in the first and...

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  17. In an inelastic collision an electron excites as hydrogen atom from it...

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  18. Energy required for the electron excitation in Li^(2+) from the first...

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  19. The wavelength of the first line of Lyman series for hydrogen atom is...

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  20. An electron in the hydrogen atom jumps from excited state n to the Gro...

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