What energy (in Joules) is released when an electron in a hydrogen atom falls n=5 to n=2?

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

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Q: What wavelength of light, in nm, is needed to ionize a hydrogen atom

A: Hydrogen has only one electron in its outer shell. Ionization energy refers to the expenditure of…

Q: Calculate the shortest wavelength of light emitted by the hydrogen atom.

A: Wavelength

Q: The binding energy of the hydrogen atom in it's ground state us -13.6 eV. What is the energy when it…

A: The energy(En) of nth orbit of a hydrogen atom is given as, En = En2, where E is the energy of the…

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

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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: Name the atom whose frequency is used to define a second

A: The radiation produced by transition between the two hyperfine ground state of caesium has a…

Q: 45-46. Find the increase in energy of a hydrogen atom from orbit n = 1 to orbit n О 13.6 eV O -12.08…

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Q: The "size" of the atom in Rutherford's model is about 1.0 x 10-10 m.

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Q: Figure below shows electron energy levels in a hydrogen atom. The arrows show four possible…

A: We know,  The value of Rydberg constant, RH = 1.097 x 107 m-1

Q: Which of the following is the correct value of the electronvolt, measured in SI Units? A. 1.6 ×…

A: The unit electron volt (eV) is the unit of energy and the SI unit of energy is  Joule J. Charge of…

Q: hydrogen atom is excited to the n=4 level. Its decay to the n-2 level is detected in a photographic…

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Q: 45-46. Find the increase in energy of a hydrogen atom from orbit n = 1 to orbit n = 3. • 12.08 eV •…

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Q: Why do lithium, potassium, and sodium exhibit similar chemical properties?

A: Given:  Lithium, potassium, sodium

Q: 70 3Ga element: atomic #: # neutrons: # electrons: 31 15 p3- element: atomic #: # electrons: atomic…

A: Solution: To find element name, atomic mass, neutron, proton and electron

Q: At the time of Rutherford’s gold-foil experiment, scientists knew that negatively charged electrons…

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Q: An electron sitting in the -4eV energy level of this atom is struck with a photon of wavelength…

A: It is given that, E1=-4 eV=-4×1.6×10-19 Vλ=431 nm=431×10-9 m

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: Electrons in higher orbits (farther from the nucleus) have than orbits closer to the nucleus. O the…

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Q: Suppose a hydrogen atom has its electron in the n = 4 state.   What is the minimum amount of…

A: Write the equation for the energy in the electron volts to ionize an atom of hydrogen.

Q: A hydrogen atom and a carbon atom move at same speed. Which has the greater kinetic energy?

A: Let the mass of hydrogen atom be denoted by mh and the mass of the carbon atom be denoted as mc.Let…

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: During the Compton Effect, x rays most often interact with * O Outer shell electrons Protons Inner…

A: Compton effect is a principle based on photon interaction.

Q: How can we explain why electrons don’t spiral into the attracting nucleus?

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Q: The average speed of an electron in the first Bohr orbit of an atom of atomic number Z is, in units…

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Q: The diameter of an atom is 1.2 × 10-10 m and the diameter of its nucleus is 1.0 × 10-14 m. What…

A: Diameter of the atom R=1.2 × 10-10 m The diameter of the nucleus r=1.0 × 10-14 m Consider both atom…

Q: Find the energy required to remove the electron from a hydrogen atom in the n = 11 state.

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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: The electron in the hydrogen atom is -1 moving with a speed of 2.3 x 10° ms in an orbit of radius…

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Q: A hydrogen atom is 0.53 angstrom in radius. Use the uncertainty principle to estimate the minimum…

A: Uncertainity principle was the first big step towards quantum world. It was this principle which led…

Q: If the energy of the ionization of a hydrogen atom is equal to 14.6ev then the kinetic energy of…

A: Given energy of ionization E=14.6eV

Q: The lines in the emission spectrum of hydrogen result from .....

A: The emission spectrum of hydrogen has been divided into a number of spectral series, with…

Q: Calculate the energy of an electron in the 1s energy level in a hydrogen atom.

A: Atom = hydrogen level = 1 sradius of 1s = 5.3 * 10-11 m to find : energy of electron in 1 s level

Q: Find the energy required to excite a hydrogen electron from the ground state to n = 4

A: Here we use Rutherford model

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 ionisation energy of hydrogen energy of the photon released when an electron jumps From the…

A: Here, we calculate  the energy  of the photon released as given follow;

Q: Calculate the radius of the n = 4 Bohr orbit in O7+ (oxygen with 7 of its 8 electrons removed).

A: Radius of nth orbit of hydrogen like atom is given by,

Q: An aspiring physicist wants to build a scale model of a hydrogen atom for her science fair project.…

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Q: As an electron in a hydrogen atom increases its principal quantum number to infinity, what happens?

A: The formula for the energy of an electron in a hydrogen-like atom in terms of the principal quantum…

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: