A rock is illuminated with high energy ultraviolet light. This causes the rock to emit visible light. Explain what is happening in the atomic substructure of the rock that causes this effect, which we call fluorescence.

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

A: Electron will absorb the photon only if energy of photon is match or equal to the energy gap between…

Q: In the energy level diagram. Which of the following will produce a photon with the SECOND longest…

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Q: What is the wavelength (in nm) of EM radiation that ejects 3.56 eV electrons from calcium metal,…

A: Given data: -  The kinetic energy is KE = 3.56 eV. The binding energy is BE = 2.71 eV.

Q: ST 7A.1 - What is the energy in attojoules (10-18 J) carried by a photon with a wavelength of 363…

A: Given that the wavelength of photon is 363 nm. Then we have to find out the energy of corresponding…

Q: The energy-level diagram for the atomic emission spectra of an unknown gas is presented in the…

A: Given : Four energy levels with energies : n=1 = 0eV n= 2 = 2eV n= 3 = 2.4eV n= 4 = 4.2 eV

Q: 1) Consider the Bohr model of the hydrogen model (Z=1) in which an electron is in the smallest…

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Q: 21. Which of these statements is NOT TRUE about photons or photoelectric effect?

A: Photoelectric effect says that during the interaction of light radiation (UV rays usually) with a…

Q: 1. How does the energy of a photon compare with the difference in energy levels of the atom from…

A: The energy of a photon emitted by an atom is intrinsically linked to the difference in energy levels…

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: explain how this is possible. Calculate the energy difference between the sodium lines.

A: Spin-Orbit Interaction Spin-orbit interaction is an interaction where the spin of an electron…

Q: excitation of a He+

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Q: 6. Tilly is peering into her 3D printer with her new laser of wavelength 400 nm when she notices…

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Q: a wavelength of 1095 nm is

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Q: Photoelectrons with a maximum kinetic energy of 7.95 eV are emitted from a metal when it is…

A: Solution:-Step Q1: Step Q2: Step Q3:

Q: 1. The figure to the right shows an electron in a 1 dimensional box. What energy level is it in? A)…

A: The given figure represents a standing wave of an electron in one dimensional box. Each antinode…

Q: Light that has a frequency of about 4.43 1014 Hz (a wavelength of about 683 nm) appears red to our…

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Q: An electron in a hypothetical atom absorbs exactly 12.0 eV of energy, making it jump from energy…

A: The increasing order of the energy per photon among X-ray, green, IR, UV, Gamma, Radio…

Q: Find the difference in energy levels for a hydrogen-like titanium atom going from the seventh (7th)…

A: Tritium atom is going from 7th level to 3rd level

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

A:

Q: Consider the four lowest energy levels shown in the diagram of a certain atom. How many spectral…

A: An energy state is any discrete value from a set of total energy values for a subatomic particle…

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: determine the energy in ev of the photon emitted when an electron jumps down from the n = 3 orbit to…

A: In case of hydrogen atom, the energy of the emitted photon can be calculated by the formula…

Q: 5.) In the textbook and workbook we saw that an electron in the n = 3 energy level yielded three…

A: Given: The number of wavelengths yielded by n=3 are 3. The number of wavelengths yielded by n=4 are…

Q: In a hydrogen like atom, when an electron jumps from the M-shell to the L-shell, the wavelength of…

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Q: Light that has a frequency of about 4.43 x 10^14 HZ (a wavelength of about 683 mm) appears red to…

A: Given: The frequency of light is 4.43×1014 Hz. Introduction: The wavelength of visible spectrum of…

Q: Tanning salons use “safe” UV with a longer wavelength than some of the UV in sunlight. This “safe”…

A: UV rays are very harmful for the cell organ it damage the cell which cannot regenerate.

Q: How can you use the emission spectrum of an element to identify it?

A: From emission spectra it is possible to identify the element. When an element gives emission…

Q: 59. I Calculate all the wavelengths of visible light in the emissior spectrum of the hydrogen atom.…

A: The wavelengths of emitted light/photons, is given by the Rydberg formula 1λ=1.09677×10 71nf2-1ni2…

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: 1. What is the total angular momentum and the magnetic moment of an electron in the hydrogen atom if…

A: According to guidelines we can answer only 1 question . Please post question with specified question…

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: An electron sitting in the -4eV energy level of this atom is struck with a photon and as a result it…

A: Energy gained by the electron is given as the difference between the levels, that is E=-1.8-(-4)=2.2…

Q: Calculate the radius of the orbital and the velocity of the electron in the second orbital = n2 for…

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Q: 1. A hydrogen atom is in the ground state. What frequency photon is required to knock the electron…

A: Using the relation of energy and frequency in this question and then repeat the same for other…

Q: a) Describe the interaction process when a 95 keV x-ray photon interacts with a K-shell electron of…

A: There are many x-ray interactions with electron depending on the binding energy of the electron. Few…

Q: a) The de Broglie wavelength of an electron is 2.33 nm. Use the Bohr model of the hydrogen atom to…

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Q: they all eventually come back down to the ground state (n = 1). How many different wavelengths of…

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Q: According to the Bohr model of the hydrogen atom, the discrete energy levels that a bound electron…

A: According to Bohr model of atom of hydrogen atom , the electrons can occupy discrete energy levels.

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

A:

Q: A hydrogen atom initially in the n = 3 level emits a photon and ends up in the ground state. (a)…

A: Multiply both sides by hc we get hc/λ = Energy = hcR(1/n12 - 1/n22)   hcR =…