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Binding energy of hydrogen atom is 13.6 ...

Binding energy of hydrogen atom is 13.6 eV. The binding energy of a singly ionised helium atom is:

A

13.6 eV

B

27.2 eV

C

54.4 eV

D

3.4 eV

Text Solution

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The correct Answer is:
C
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Ionisation energy of hydrogen atom is 13.6 eV .

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Knowledge Check

  • The ground state energy of hydrogen atom is -13.6 eV. The kinetic energy of the electron in this state is:

    A
    27.2 eV
    B
    13.6 eV
    C
    6.8 eV
    D
    3.4 eV

  • The ground state energy of hydrogen atom is -13.6 eV . Hence the energy of the electron of a doubly ionised lithium atom in its 1st orbit will be

    A
    `-4.5 eV`
    B
    `-13.6 eV`
    C
    `-40.8 ev`
    D
    `-122.4 eV`

  • The ground state energy of hydrogen atom is 2.-13.6 eV. Hence, the energy of the electron of a doubly ionised lithium atom in its 1st orbit will be

    A
    `-4.5 eV`
    B
    `-13.6eV`
    C
    `-40.8 eV`
    D
    `-122.4 eV `

    • Similar Questions

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    The ionisation energy of hydrogen atom is 13.6 eV. The energy of an electron in the first excited state of hydrogen atom is

    The groud state energy of hydrogen atom is -13.6 eV. The energy needed to ionise hydrogen atom form its second excited state in eV is

    Ground state energy of hydrogen atom is — 0.85 eV .

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