Why does the transition of Ninitial=4 to Nfinal=5 of a hydrogen atom result in the absorption of the longest wavelength photon?

Q: 2.2. An electron in an atom has the following set of quantum numbers: ms 1 2 1 -1 In which subshell…

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Q: If the angular momentum of an electron atom of hydrogen is equal to 34- ^ 10 × 3.15 j.s, in what…

A: The theory of quantization of angular momentum is applied here.  Given = energy in some quantum…

Q: If free electrons with kinetic energy 12.75 eV collide with these atoms, what photon wavelengths…

A: The expression for the energy is,

Q: Why are three quantum numbers needed to describe the state of a one - electron atom (ignoring spin)?

A: There are total of four quantum numbers: the principal quantum number, orbital angular momentum…

Q: Q/ Prove that the frequency of the X-ray spectrum line (k_a) emitted by an element with atomic…

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Q: The Balmer series for the hydrogen atom corresponds to electronic transitions that terminate in the…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: Consider the electron of a Li2+ ion that undergoes a transition from a higher energy state n to its…

A: Threshold frequency of potassium (fo) = 5.464×1014 Hz Threshold energy = h×fowhere h is the plancks…

Q: It is observed that hydrogen atoms can emit four spectral lines with wavelengths in the visible…

A: Hydrogen atom can emit only four spectral lines with wavelength in the visible region.  According to…

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: On which quantum numbers does the energy of an electron depend in (a) a hydrogen atom and (b) a…

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Q: If the energy released by an electron making a transition from one hydrogen atom orbit to another is…

A: (given) Energy released by an electron making a transition from one hydrogen atom orbit to another…

Q: Explain how the angular momentum of the electron at n = 4 differs in the Bohr and Quantum Model…

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Q: energy of the photon

A: In electronic transition from one state to another energy gets absorbed or emitted in form of energy…

Q: Hydrogen gas can be placed inside a strong magnetic field B=12T. The energy of 1s electron in…

A: Answer: a) In the absence of the magnetic field, the energy of the nth state of the hydrogen atom is…

Q: For the hydrogen atom, the Balmer Series is the series of line spectra produced when an election…

A: Since energy E = hc/ λ  So, longest wavelength means minimum energy  For balmer series principal…

Q: Calculate the frequency of the photon absorbed when the electron in a hydrogen atom transitions from…

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Q: A wavelength of 4.653 µm is observed in a hydrogen spectrum for a transition that ends in the nf = 5…

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

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Q: What is the angular momentum of a hydrogen atom in (a) a 4p state and (b) a 5f state? Give your…

A: a) The angular momentum of an atom is denoted by l. It is given by, Angular momentum=l(l+1)h for p…

Q: What is the energy of a photon that, when absorbed by a hydrogen atom, could cause an electronic…

A: a)The required energy is,

Q: If the orbital angular momentum of an atom is 2 and the perpendicular momentum is 5/2, then the…

A: given Orbital angular momentum=2 Perpendicular momentum=5/2 Required possible number of total…

Q: Is a spectral line with wavelength 656 nm seen in the absorption spectrum of hydrogen atoms? Why or…

A: According to the given data, the wave length (λ) = 656 nm; When an atomic gas or vapor is excited at…

Q: Calculate the longest wavelength of the photons emitted in the Balmer series of hydrogen spectrum.…

A: Given Data: The Rydberg constant is, R=1.1×107 m-1   The expression for the Rydberg constant formula…

Q: Consider an electron is in the level of n= 2 for hydrogen atom. Calculate its angular momentum. (A)…

A: According to Bohr's theory, for electron in energy state n=2 ,   L=mvr  =nh2πL=2h2π   =hπ

Q: In a hydrogen atom, the small magnetic moment of the proton interacts with the magnetic moment of…

A: The wavelength is, E=hcλ⇒λ=hcE

Q: The wavelength (in nm) of the visible line corresponding to n = 5 in the hydrogen visible spectra…

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Q: In the operation of a helium-neon laser, why is it important that the metastable state in the helium…

A: A metastable state is nothing but the excited state of an atom or other system with a longer…

Q: The electron of a hydrogen atom requires 1.633*10-18 J to be excited from n = 1 Bohr energy level to…

A: Energy of the photon, E = 1.633 x 10-18 J

Q: In a hydrogen atom the wavelength of the * ;transition of the n = 3 to n3D2, is equal to 6.56x10^-7…

A: SOlution: Given that n =3 to n= 2 find the wavelength in the transition

Q: The wavelength (in nm) of the visible line corresponding to n = 3 in the hydrogen visible spectra…

A: For the Balmar series, the final orbital where the electron jumps is always 2. We have: ni=3 nf=2

Q: Schematic of the n=3 → n=2 transitions that may occur when a hydrogen atom is placed in a magnetic…

A: In the n=3 → n=2 transitions that may occur when a hydrogen atom is placed in a magnetic field B,…

Q: Find the most probable dustance of a 2s electron from the nucleus in a hydrogenic atom

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Q: Calculate the shortest and longest wavelengths of Balmer series of hydrogen atom. Given R = 1.097 ×…

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Q: For the hydrogen atom, the Balmer Series is the series of line spectra produced when an election…

A: Balmer Series is the series of line spectra produced when an election falls from any higher energy…

Q: What is the wavelength of the radiation absorbed when an electron move from n = 2 to n = 5 for a…

A: The energy released for the transition n=2 to n=5 is

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: