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प्रश्न
The energy of an electron in the nth orbit of the hydrogen atom is En = -13.6/n2eV. The negative sign of energy indicates that ______.
पर्याय
electron is free to move.
electron is bound to the nucleus.
the kinetic energy of the electron is equal to the potential energy of the electron.
atom is radiating energy.
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उत्तर
The energy of an electron in the nth orbit of the hydrogen atom is En = -13.6/n2eV. The negative sign of energy indicates that the electron is bound to the nucleus.
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संबंधित प्रश्न
Obtain an expression for the radius of Bohr orbit for H-atom.
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The gravitational attraction between electron and proton in a hydrogen atom is weaker than the Coulomb attraction by a factor of about 10−40. An alternative way of looking at this fact is to estimate the radius of the first Bohr orbit of a hydrogen atom if the electron and proton were bound by gravitational attraction. You will find the answer interesting.
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