he emission spectrum of Hydrogen has a bright blue-green line at 486 ??. This electron ends in the ?? = 2 energy level. What is the initial energy of the electron that produced this photon? (Find the energy of the electron in its excited state, ??).

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Q: A hydrogen atom is at rest, in the second excited state, when it emits a photon of energy 12.1 eV.…

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Q: A hydrogen atom has an angular momentum of 5.273x10-34kg.m2/sAccording to the Bohr model, what is…

A: It is given that, L=5.273×10-34 kg.m2/s

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A: An electron jumps from n=2 to n=4

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Q: What is the kinetic energy of an electron (in eV), if its de Broiglie wavelength is 8.08 Å? Answer:

A: Given: The de Broglie wavelength is 8.08 Ao.

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Q: According to Bohr's model, what is the diameter of hydrogen in its first excited state

A: Bohr's model  To find = diameter of hydrogen in its first excited state .

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Q: A hydrogen atom in its fourth excited state emits a photon with a wavelength of 1282 nm. What is the…

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Q: The work function of each Lithium and Beryllium and Mercury is 2.3eV,3.9eV,4.5eV. If light with…

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The Bohr model

Students often get confused between Rutherford’s model and Bohr model of an atom. They interpret the postulates of both these models to be the same, which is incorrect. Rutherford’s model differs from Bohr’s model in the following ways: