A photon of wavelength 1877 nm is absorbed by a hydrogen atom. Between which two energy levels (values of n) was the transition?
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Q: A photon of wavelength of 4.3408 X 10-7 meter enters a hydrogen atom whose electron is sitting at…
A: Given: The wavelength of the photon is 4.3408x10-7 m. The initial state of the electron is 2.
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A: Wavelength of spectrum λ = 95 nm lower state nf= 1 we have to find out upper state ni
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Q: Find the wavelengths of the transitions the transition from n₁ = 7 to n₂ = 2 for a hydrogen atom.
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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: n= 1 E= -13.6 ev n= 4 E= -0.85 ev n=5 n= 2 E= -0.54 ev E= -3.4 ev n= 3 E = -1.51 ev At what…
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Q: One of the lines in the emission spectrum of the hydrogen atom has a wavelength of λ = 486.4 nm.…
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Q: What is the final energy state of an H atom that transitions from the n=4 state and emits a photon…
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Q: Find the frequency of the photon emitted when hydrogen makes a transition between energy level 6 to…
A: n1=4 n2=6
Q: transitions
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Q: The energy of a photon (hydrogen) emitted in a transition from the n = 3 to the n = 2 state is
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Q: el n = 9undergoes a transition to a lower level by emitting a photon of wavelength 18
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Q: In state n=1, the energy of the hydrogen atom is -13.58eV. What is its energy in state n=2?
A: Solution: In state n=1 , the energy of hydrogen atom is E1= - 13.6 eV We know energy in hydrogen…
Q: An electron was ejected from the surface of cesium metal with a speed of 6.74*10^5 m/s.Given that…
A: Given data :- speed of ejected electron v =6.74 × 105 ms threshold energy (work function of the…
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- The Ka X-ray emission line of tungsten occurs at λ = 0.021 nm. The energy difference between K and L levels in this atoms is about (a) 0.51 MeV (b) 1.2 MeV (c) 59 keV (d) 13.6 eVwhere ?∞ = 1.097 × 10^7 m−1is the Rydberg constant and ? is the atomic number (thenumber of protons found in the nucleus). Calculate the ground state energy of a triplyionised beryllium atom, Be3+ (a beryllium atom with three electrons removed).Why does the transition of Ninitial=4 to Nfinal=5 of a hydrogen atom result in the absorption of the longest wavelength photon?
- The energy difference between the 1st excited state (n = 2) and the 2nd excited state (n = 3) in the hydrogen atom is 1.9 eV, what is the wavelength of the emission line resulting from the electron transitions between those two levels? Give your answer in units of nanometers (nm).According to Bohr's theory, how many revolutions will an electron make in the first excited state of hydrogen if the lifetime of that state is 10-8 s?= == 2.7 Two H-atoms collide head-on. After the collision, the net KE of both atoms is zero. Each atom then emits a photon of wavelength = 121.6 nm, due to a (n 2) → (n 1) electron transition. The rest mass of an H-atom is 1.673 × 10-27 kg. At what speed were the two atoms moving before the collision? Were relativistic correction necessary in the calculation of the speed?
- Chapter 39, Problem 044 A hydrogen atom in a state having a binding energy (the energy required to remove an electron) of -1.51 eV makes a transition to a state with an excitation energy (the difference between the energy of the state and that of the ground state) of 10.200 eV. (a) What is the energy of the photon emitted as a result of the transition? What are the (b) higher quantum number and (c) lower quantum number of the transition producing this emission? Use -13.60 eV as the binding energy of an electron in the ground state. (a) Number Units (b) Number Units (c) Number UnitsWhat frequency of light, in THz (Terahertz, or 10^12 Hz), is needed for an electron in a hydrogen atom to go from the n = 2 state to the n = 3 state?H-alpha line is a red visible spectral line in hydrogen atom with a wavelength of 656.3 nm. Consider five distant stars labeled A, B, C, D, and E. The light from these starts was detected on Earth and, after performing spectral analysis, the following H-alpha wavelengths were measured: AA = 667.5 nm, Ag = 650.4 nm, Ac = 653.5 nm, Ap = 660.3 nm, and AE = 664.9 nm. Which star has the slowest speed relative to Earth, in which direction and how fast does it move? The slowest star is? and it moves Select an answer The speed of the slowest star (in km/s), Vslowest = Which star has the fastest speed relative to Earth, in which direction and how fast does it move? The fastest star is? and it moves Select an answer Earth. The speed of the fastest star (in km/s), Vfastest Submit Question = Earth. Units Select an answer ✓ Units Select an answer ✓
- The quantum state of an electron in an atom is described by quantum numbers n = 6, ℓ = 5, and mℓ = 2. The z-component orbital angular momentum of the electron is measured to be x × h/2π, where h is Planck’s constant. What is the number x (remember to use the scientific notation)?Hydrogen gas can be placed inside a strong magnetic field B=12T. The energy of 1s electron in hydrogen atom is 13.6 eV ( 1eV= 1.6*10 J ). a) What is a wavelength of radiation corresponding to a transition between 2p and 1s levels when magnetic field is zero? b) What is a magnetic moment of the atom with its electron initially in s state and in p state? c) What is the wavelength change for the transition from p- to s- if magnetic field is turned on?A difference of 2.3 eV separates two energy levels in an atom. What is the frequency of radiation emitted when the atom makes a transition from the upper level to the lower level?