The average speed of an electron in the first Bohr orbit of an atom of atomic number Z is, in units of the velocity of light,

Q: In terms of wavelength, what is the smallest orbit that an electron can have about the atomic…

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Q: If a neutral hydrogen atom has an electron in the second energy level is the atom in its ground…

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Q: Using the Bohr model, calculate the electric current created by the electron when the H-atom is in…

A: Let v be the velocity of the electron Number of revolutions per unit time = f = 2πa0/v

Q: A hydrogen atom is in its ground state when its electron is а. in its highest energy level b. inside…

A: Correct option is :

Q: What is the angular momentum of an electron in the third orbit of an atom?

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Q: If the atom  travels in a circle under the action of this force, show that the total energy…

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Q: A photon interacts with a ground-state electron in a hydrogen atom and is absorbed. The electron is…

A: The equation for the frequency of the interacting photon can be given as

Q: On what lines the Bohr’s theory of circular orbit for an atom when nucleus is in motion differs from…

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Q: Calculate the wavelength of an electron in the first orbital of a hydrogen atom?

A: According to de Broglie , wavelength of electron shall be equal to λ=hmv where v=velocity in first…

Q: The wavelength of an electron revolving in the 3rd orbit of Be3+ is 'x' . The radius of first Bohr…

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Q: For a hydrogen atom in its ground state, use the Bohr model to compute (a) the orbital speed of the…

A: a)the angular momentum  condition for the electron in  bhor model is Here r0 is used since the…

Q: tron is orbiting around a nucleus in a hydrogen atom in Bohr 's model with kinetic energy of…

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Q: Two energy levels in a particular atom are at energies of -23.4 ev and -28.5 ev. When an electron…

A: Given: The energy of the first level is -23.4 eV. The energy of the second level is 28.5 eV.

Q: In Bohr's theory of the atom, what force was responsible for holding the electrons in their orbit?

A: The electric force between the charged bodies at rest is called Electrostatic force or Coulomb force…

Q: Find the wavelength of the electron orbiting in the first excited state in hydrogen atom.

A: Introduction: An excited state atom lowered the lower the energy by transferring the electron from…

Q: Based on the Bohr model, derive the expression for the Bohr radius for hydrogen atom from scratch.…

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Q: A photon is emitted when a hydrogen atom undergoes a transition from the n = 5 state to the n = 3…

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Q: the ratio of kinetic energy to the total energy of an ekectron in a Bohr orbit of the hydrogen atom,…

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Q: The electron in a hydrogen atom jumps from a level of quantum number n to the second excited state…

A: We know that1λ=Rz21(n1)2-1(n2)2Hereλ=wavelengthR=Rydberg constantn1=intial staten2=final state

Q: In the Bohr theory, radiation of what frequency is emitted when the electron in a hydrogen atom…

A: n = 5 n = 3 redbergh constant=109677cm^-1

Q: Deduce (explain in detail with calculations) the energy levels of the electron orbiting the nucleus…

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Q: What is the highest possible energy an electron can have as a part of a hydrogen atom?

A: To find:) maximum energy of electron in hydrogen atom

Q: Hydrogen atom in ground state is excited by a monochromatic radiation of å =975 A. Number of…

A: let us assume that the Energy of the photon is represented as E. So, and, placing all the values in…

Q: An atom emits a photon when: One of its electrons falls down to a lower energy level When it is…

A: consider an atom placed in a ground state. When a Photon is absorbed by this atom, the atom will…

Q: A photon interacts with a ground-state electron in a hydrogen atom and is absorbed. The electron is…

A: Given:  wavelength = 3.188 × 10-15 m

Q: The energy of the hydrogen atom inversely varies with the square of the principle quantum number of…

A: The hydrogen atom has one proton situated at the core of the atom and around it, one electron…

Q: The characteristic wavelengths of light absorbed by and emitted from an atom is known as the atom's:…

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Q: Say whether you think it is possible to measure the wavelength of a golf ball in flight. You should…

A: Given data, Mass of the ball = 250 gm Speed of the ball = 120 km/h Diameter of the ball = 4 cm

Q: According to Bohr model, the orbital radius of the of the electron in the hydrogen atom is 5.3x1011…

A: Given : radius of the orbit, R = 5.3 × 10-11 m

Q: The energy of the ground state in the Bohr model is -13.6 eV. In a transition from the n = 2 state…

A: Given: The energy of the ground state is -13.6 eV. The initial state is 2. The final state is 4.

Q: The outermost orbit of an atom can have a maximum of electrons.

A: We have to find the maximum number of electrons that the outermost orbit of an atom can have.

Q: If an electron is revolving in its Bohr orbit having Bohr radius of 0.529 A, then what is the radius…

A: Radius of Bohr orbit is given by, rn=r∘n2Z   .... 1 where r∘ is Bohr radius           n is orbit…

Q: In the Bohr model, how many times larger is the radius of the fifth Bohr orbit compared to that of…

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Q: If the kinetic energy of the electron in first orbit of hydrogen atom is (KE), what is the amount of…

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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: