The K series of the discrete spectrum of tungsten contains wavelengths of 0.018 5 nm, 0.020 9 nm, and 0.021 5 nm. The K-shell ionization energy is 69.5 keV. Determine the ionization energies of the L, M, and N shells.

Q: Kα X-ray lines are emitted from a target with atomic number Z when an electron jumps down from n = 2…

A:

Q: Seven possible transitions are identified on the energy-level diagram as shown. For each, is this an…

A: Given: The identification of energy- level diagram of seven possible transitions.

Q: For the hydrogen atom, which series describes electron transitions to the N = 2 orbit? Is it the:…

A: when an electron present in the ground state absorbs energy it gets excited to the higher energy…

Q: What is the wavelength and the color of the photon emitted from the transition from n = 4 to n = 2…

A:

Q: The Bohr model of the single-electron, many-proton ion predicts the emitted/absorbed photon…

A: Solution:

Q: What's the energy of the photon that is emitted by the hydrogen atom when it makes a transition from…

A: Given data: The principal quantum number corresponding to the initial energy state is, ni= 4 The…

Q: What is the wavelength (in nm) of the least energetic spectralline in the infrared series of the H…

A: Using Rydberg’s equation,

Q: What is the energy in eV and wavelength in um of a photon that, when absorbed by a hydrogen atom,…

A: Given data: The energy levels are ni=5 to nf=8

Q: The allowed energies of a simple atom are 0.0 eV, 4.0 eV, and 6.0 eV.a. Draw the atom’s energy-level…

A: a. The labeled diagram of the atom’s energy level and principle quantum is shown below.

Q: The energy difference (in eV) between two states of a particularatom is 2.541 eV. What are the type…

A: The energy difference (in eV) between two states of a particular atom,   The energy difference (in…

Q: Light of wavelength 400 nm is incident upon lithium (f Φ 2.93 eV). Calculate (a) the photon energy…

A: (a) photon energy

Q: The K series of the discrete spectrum of tungsten contains wavelengths of 0.0185 nm, 0.0209 nm, and…

A:

Q: Cesium has a work function of 2.14 eV where 1.0 eV = 1.602 x 10^-9J. If radiation with a wavelength…

A:

Q: An electron in the n=6 energy level of an H atom drops to a lower energy level; the atom emits a…

A: Given data:               Wavelength of emitted photon, λ = 410 nm = 410×10-9 m…

Q: The wavelengths of the Lyman series for hydrogen are give = RH(1-1/2), n = 2, 3, 4, ... For the…

A:

Q: For each of the following sets of quantum numbers, indicate the quantum number with an UNALLOWED…

A: 1.  n = 3 So l have possible values  from 0 to n-1 i.e 0 to 3-1  From 0 to 2  l = 0 ,1 , 2 We have…

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…

A:

Q: What are the possible values of m1 for an electron in the n=4 state?

A: To determine: The possible values of ml for an electron in the n = 4 state

Q: The Lyman series of the spectral lines in hydrogen is a series of transitions from energy levels…

A:

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

A: The atom can absorb or emit only certain discrete wavelengths, which is decided by allowed energy…

Q: The electron of doubly-ionized lithium Li2+ (Z = 3) is in the second excited state. The maximum…

A:

Q: in a transition from n=~ to n=4, calculate the shortest wavelength photon in the balmer series

A:

Q: It is observed that a photon must have an energy of at least 23 eV in order to excite a certain…

A:

Q: 1.2. The ground state electronic configuration of a neon atom is 1s²2s² 2p°. How many of these…

A: Given electronic configuration of neon atom = 1s2  2s2 2p6 magnetic quantum number ml=0

Q: A hypothetical atom has two energy levels, with a transition wavelength between them of 580 nm. In a…

A:

Q: The K series of the discrete spectrum of tungsten contains wavelengths of 0.0185 nm, 0.0209 nm, and…

A:

Q: As shown is an energy-level diagram for a simple atom. What wavelengths appear in the atom’s(a)…

A: (a) The expression for the wavelength is as follows: Ef-Ei=hcλλ=hcEf-Ei                   1 The…

Q: The radius of a cadmium atom is approximately 0.16 nm. What is the ionization energy?

A: Given Data: The radius of a Cadmium atom is, r=0.16 nm   The expression for the nth ionization…

Q: A hydrogen atom is in the 6g state. (a) What is the principal quantum number? (b) What is the…

A: Given data-                              state  =  6g  Explanation and calculation-   a.)…

Q: Figure below shows the energy levels of a hydrogen atom. Which transition produces radiation of…

A: Bohr gave the atomic model and established that electron revolves around the nucleus in circular…

Q: Energy 9.0 eV n = 4 6.0 eV n = 3 4.0 eV n = 2 1.0 eV n = 1 Figure shows an energy-level diagram for…

A: When a particle or electron in atom jumps from higher state to lower state, It emits energy in the…

Q: While studying the spectrum of a gas cloud in space, an astronomer magnifies a spectral line that…

A:

Q: The wavelengths of the Brackett series for hydrogen are given by n = 5, 6, 7,.... (a) What are the…

A:

Q: From the figure find the shortest wavelength present in the Balmer series of hydrogen, I f R =1.097…

A: different series of hydrogen atom are shown in the figure which are as follows : Lyman series,…

Q: An energy of 122.4 eV is needed to remove an electron from the n = 1 state of a lithium atom. If a…

A: :Given:Energy,E=122.4 eVElectron from the n = 1h = 6.63 × 10-34 J ⋅sc = 3.00 × 108  m/s1 eV = 1.6 ×…

Q: The energies for an electron in the K, L, and M shells of the tungsten atom are -69,500 eV, -12,000…

A: Given : The energies for electron               K = -69,500 eVL = - 12,000 eVM = - 2200 eV

Q: The binding energies of K-shell and L-shell electrons in copper are 8.979 and 0.951 keV,…

A:

Q: What is the binding energy for an electron in the ground state in the following hydrogen-like atoms?…

A: When there is only one electron in an atom, it is considered to be hydrogen-like atoms.

Q: What is the radius in nm of the electron orbit of a hydrogen atom for n = 1? in  nanometers

A: Expression for Bohr radius is r= desired radius of the electron orbit n= principal quantum number…

Q: A certain helium ion (Z = 2) contains a single excited electron in the n = 3 quantum state. When…

A: Given data The atomic number of the helium ion is Z = 2. The quantum state for an excited electron…

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: