An electron in an infinitely deep potential well has a ground-state energy of 0.300 eV. (a) Show that the photon emitted in a transition from the n = 3 state to the n = 1 state has a wavelength of 517 nm, which makes it green visible light. (b) Find the wavelength and the spectral region for each of the other five transitions that take place among the four lowest energy levels.

Q: An atom has three energy states: -15 eV, -12 eV and -6 eV. If a beam of photons with photons of…

A: Required :  The correct option.

Q: A ground-state H-atom (n = 1) first absorbs a photon with a wavelength of 95.0 nm and then emits a…

A: Initially n=1 Wavelengths for energy absorbed= 95nm Wavelength for energy emit = 434

Q: Ruby lasers have chromium atoms doped in an aluminum oxide crystal. The energy level diagram for…

A: The expression for energy is,

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A: Kinetic energy of the electron in the nth orbit

Q: A photoelectron is emitted from K shell (n = 1) of a carbon atom, and an election in L shell (n = 2)…

A: Using Moseley Law to calculate the wavelength of the photon in this process,

Q: Consider photons at temperature T= 300K in a cubic box of volume 1 m' with periodic boundary…

A: Given:          T=300K          V=1 m3          To find:    a) Total number of photon and energy of…

Q: The work function of sodium is 2.3 eV. What is the longest wavelength that can cause photoelectric…

A:

Q: A laser transition in a certain atom has an Einstein A coefficient of 7.8 x 107 s-¹. The population…

A: Given data :  Einstein A coefficient A = 7.8 × 107 s-1  Upper level Population at time t =0 is  N0…

Q: While studying the particle in a box in this chapter, you come up with what you think is a brilliant…

A: The energy of a particle is

Q: What is the maximum photon wavelength that would free an electron in a hydrogen atom when it is in…

A: The energy in a hydrogen atom is given by: En=-21.8×10-19Jn2Z2 Z=1 En=-21.8×10-19n2

Q: Zinc has a work function (Φ) of 4.30 eV. What is the longest wavelength of light, in nm, that will…

A: Given Work function Φ = 4.30 eV

Q: An apparent limit on the temperature achievable by laser cooling is reached when an atom's recoil…

A: wavelength = 780 nm

Q: The electron in a hydrogen atom is in the ground state. If it absorbs a photon of frequency 3.248 x…

A:

Q: You have a collection of identical atoms; each one has allowed energy levels at 0.5eV, 3.4eV, 3.7eV,…

A: The wavelength of visible light ranges from 400 nanometers to 700 nanometers, depending on the…

Q: A Bohr-like atom has a ground state energy (n=1) of -41.4eV. An electron makes a transition from the…

A: Given:We are dealing with Bohr-like atom,Ground state energy, E1 = -41.4 eVelectron transition from,…

Q: How much energy would it take to remove the electron from unexcited hydrogen completely so that it…

A: The basic line of attack that would be useful to solve this question would beif a body is bound to…

Q: A 633 nm helium-neon laser puts out 4.00 W of power with a beam 5.70 mm in diameter. The beam is…

A:

Q: An electron is contained in a one-dimensional box of length 0.520 nm. (a) Draw an energy-level…

A:

Q: Consider the spectral line of shortest wavelength corresponding to a transition shown in the figure.…

A:

Q: he value of o is about 4.24 eV for zinc. What is the maxin na zinc cathode can have if it is to be…

A:

Q: Hydrogen H2 is a diatomic molecule composed of two hydrogen atoms. (Figure 1) is an energy diagram…

A: Given that: The velocity is v=19 km/s= 19×103  m/s The distance is x=0.05 nm The energy is…

Q: Three transitions shown as arrows, n=2 ---> n=1, n=3  -----> n=1, and n=4 ---> n=1, emit ultraviolet…

A: Energy of photon E = hv =  hc/λ

Q: The emission spectrum of cesium contains two lines whose frequencies are (a) 3.45 ×× 1014 Hz and (b)…

A: If c be the speed of light in free space,ν be the frequency & λ be the wavelength then λ=cν…

Q: What is the wavelength associated with a photon that will induce a transition of an electron spin…

A:

Q: The highest kinetic energy electrons in the photoelectron spectrum of H2O using 21.22 eV radiation…

A: Solution: As per the given data,

Q: timate the wavelength of radiation emitted from ad vels of NO molecule. Assume the force constant k…

A:

Q: hydrogen atom emits radiation as a result of an electron transitic y level. Determine the highest…

A:

Q: A hydrogen atom emits a photon as it makes a transition from the n = 4 state to the n = 3 state. The…

A: Given:-                 A hydrogen atom emits a photon as it makes a transition from the n = 4 state…

Q: A hydrogen atom initially in an n = 3, l = 1 state makes a transition to the n = 2, l = 0, j = 1/2…

A: The wavelength of the hydrogen atom is given by: 1λ=R1nf2-1ni2

Q: A photon with a wavelength of 410 nm has energy Ephoton = 3.0 eV. Do you expect to see a spectral…

A: In the given question, the photon with a wavelength of 410 nm has energy 3.0 eV. The diagram in…

Q: 1) The spontaneous emission profile of a transition has an unusual lineshape: the curve is an…

A: Given that the transition curve is an isosceles triangle with base width of 3.0 GHz, the energy…

Q: Part a) Find the total energy (in J) of 2.158 x 10^19 photons of red light (λ=675 nm)?   Part b)…

A: Given:   Number of photons, N = 2.158×1019 Wavelength of the photon, λ = 675 nm = 6.75×10-7 m…

Q: The electron in a hydrogen atom is initially in its ground state (n = 1). What happens to the…

A: The hydrogen atom is in ground state (n=1) Energy of incident photon = 12.75 eV

Q: Electron diffractometers help us understand the structure of matter. Material is covered in an array…

A:

Q: Calculate the wavelength associated with an electron with energy of 1.0 eV if the electron is inside…

A: Calculate the momentum of the electron. p=2mEp=2(0.067×9.11×10−31 kg)(1.0 eV×1.6×10−19 J1…

Q: The electrons within the TT-system of conjugated hydrocarbons may be treated as particles confined…

A: Given that the wavelength corresponding to the lowest energy transition in the spectrum is 278 nm.…

Q: The wavelength of light emitted by a ruby laser is 694.3 nm. Assuming that the emission of a photon…

A:

Q: A quantum system has three energy levels, so three wavelengths appear in its emission spectrum. The…

A: GIVEN               three wavelengths appear in its emission spectrum.              shortest…

Q: An electric current through hydrogen gas produces several spectral lines from the transitions to n =…

A:

Q: An electron in a hydrogen atom makes a transition from the first excited state to n = 5. Find the…

A: Given data: n1 = 5 Need to determine the the frequency and wavelength of the photon.

Q: a. The electron of a hydrogen atom is excited into a higher energy level from a lower energy level.…

A: