Which of the following is the result of removing an orbital electron in the K, L, or M shell by a direct hit of an incoming electron? a. Photoelectric effect b. Compton effect C. Characteristic x-ray d. Bremsstrahlung x-ray

Q: 7. Radiation emitted from an X-ray tube has a minimum wavelength of 0.142Å. At what potential is the…

A: The minimum wavelength of X-Ray is λ = 0.142 Ao = 0.142 x 10-10 m  Let V denote the potential at…

Q: Which of the following postulates of the Bohr model led to the quantization of energy of the…

A: 1) (B) The angular momentum of the electron can only be an integral multiple of h/2π. 2) (A) Assumes…

Q: 2. In the Bohr model of the hydrogen atom, the electron rotates at a fixed distance from the proton,…

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Q: 84. Photons with frequency 9.7 X 10¹4 Hz strike a calcium plate with a work function of 4.5 × 10-¹⁹…

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Q: Their de Broglie wavelength is λ. The accelerating potential differenc increased to 4 AV. The…

A: GivenProton is accelerated from rest through potential difference ∆VDe Broglie wavelength…

Q: 11. Shown is X-ray spectrum diagram for iron. Which of these is a possible quantized X-ray photon…

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Q: 1. Identify the subshell in which electrons with the following quantum numbers are found: a. n=3, 1…

A: Where ,         n = principle quantum number         l = Azimuthal quantum number

Q: Which of these is a type of X-ray emitted by electrons that jump between allowed orbits in an atom?…

A: When high energetic electrons collide with inner shell electron, the inner electron is ejected…

Q: 8. What is the minimum X-ray wavelength produced in bremsstrahlung by electrons that have been…

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Q: 4. A sample of hydrogen is bombarded by electrons with energies up to 12.8 eV. As a result the…

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Q: D. The acceleration voltage of the electrons in a television picture tube is 20keV. What is the…

A: This tube produces accelerating voltage of electrons of 20keV. The x ray photon energy will be equal…

Q: What are the two mechanisms by which x-rays are produced? a. Coherent scattering and photoelectric…

A: Disclaimer: Since you have asked multiple question, we will solve the first question for you. If you…

Q: 4. In the hydrogen spectrum, the series of lines called the Lyman series results from transitions to…

A: Given :     Shortest energy level, n1 = 1 Here we want to find shortest wavelength in this Lyman…

Q: After a hydrogen atom absorbs a visible photon which of these may occur?   a. electrons jump up…

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Q: Electrons of energies 10.2eV and 12.09 eV can cause radiation to be hydrogen atoms. Calculate in…

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Q: 19. What is the corresponding energy of the line with the longest wavelength in the Lyman series?

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Q: When an electron jumps from an outer shell to an inner shell, what is emitted? Select one: a.…

A: Introduction: When an electron jumps from a higher orbital shell or outer orbital shell to a lower…

Q: 9. What is the de Broglie wavelength of an electron whose kinetic energy is 50000 eV. A. 5.5x10-10 m…

A: Kinetic energy (K)= 50000 eV

Q: Earth orbits the sun once every 365.25 days. Find the average angular speed of Earth about the sun.…

A: Total time taken by the earth to complete one revolution around the sun=365.25 days Converting days…

Q: Calculate the FOURTH longest wavelength in Lyman series of the spectral lines of hydrogen atom.…

A: Lyman series in a hydrogen atom is a spectral series of transition of atom when electron jumps from…

Q: The work function of sodium is 2.30eV a) Find the longest wavelength of light that can release…

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Q: . An electron de-excites from the fourth quantum level in the diagram above to the third and then…

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Q: The fine splitting of the energy levels of an atom due to the electron's magnetic moment interacting…

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Q: a. The value of Z. b. The wavelength of ekectromagnetic radiation required to transferred the…

A: Energy to excite the electron from third Bohr orbit to the second orbit, ∆E=47.2eV.

Q: 4. The critical potential of hydrogen is 13.05 eV. Calculate the wavelength of the radiations…

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Q: 1. In stimulated emission, an atom in an excited state can be induced to de-excite to a lower energy…

A: 1. When a photon of energy E=hυ is incident to a particle that are situated at the excited state…

Q: 3. The wavelength of the La X-rays line of Platinium (Z=78) is 1.321 Å. An unknown element emits L.…

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Q: According to the Bohr model of the hydrogen atom, the atom’s orbital radius ______ have a continuous…

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Q: 4. The radius of a Uranium-238 nucleus is approximately 7.8 × 10-15 m. Using Heisenberg's…

A: Given Data:Radius of U92238 nucleus  (r) = 7.8×10-15 m. If the alpha particle is localized within…

Q: What is the wavelength of the photon emitted when an electron in the third excited state of neon…

A: Given: Neon atomic number Z=10            ni=3 and nf=1 To find: Wavelength of photon emitted when…

Q: An electron makes a transition from a 4f to a 1s sta

A: the energy for a Bohr Atom is given by En=-13.6Z2n2 eVfor a H-atom,…

Q: How does the energy of an electron relate with the distance from the nucleus? O a. The farther a…

A: The energy of an electron depends on its location with respect to the nucleus of an atom. The higher…

Q: In an electron microscope we wish to study particle of diameter about 0.10 um. a) What should be the…

A: Given: Diameter of particle =0.10μm=0.10×10-6 m a) In order to observe any object under electron…

Q: choose the correct answer 1. The “Photoelectric Effect” involves: A. emission of electrons that…

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Q: 4. An electron in the n = 2 state of hydrogen is excited by absorbing the longest possible…

A: Given, Electron in the n = 2  state of hydrogen is excited by absorbing the longest possible…

Q: 1. Find the maximum possible number of photons emitted by a hydrogen electron located at the energy…

A: please see the next step for solution

Q: Assuming that a 60W "white" light bulb emits only yellow light, how many photons does it emit per…

A: Power of bulb: P = 60 W (J/s) (Power is defined as rate of doing work) As we know that: Wavelength…

Q: An electron in a hydrogen atom jumps from orbit n = 4 to n = 3. Which of these has occurred in this…

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Q: Q1) A-Calculate the momentum of electron in 2nd state of hydrogen atom? B-How much the angular…

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