Essential University Physics
4th Edition
ISBN: 9780134988566
Author: Wolfson, Richard
Publisher: Pearson Education,
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Chapter 36, Problem 37P
To determine
Principle and angular quantum numbers of hydrogen atom.
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The orbital angular momentum of a hydrogen atom is 2.572 × 10-34 J•s.
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(d) the kinetic energy
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(e) the potential energy
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A hydrogen atom is in its fourth excited state. The atom emits a 1.28E+3nm wavelength photon. Determine the maximum possible orbital angular momentum of the electron after emission. Express your answer as multiples of hbar.
Chapter 36 Solutions
Essential University Physics
Ch. 36.1 - Prob. 36.1GICh. 36.2 - Prob. 36.2GICh. 36.3 - Prob. 36.3GICh. 36.4 - Prob. 36.4GICh. 36.5 - Prob. 36.5GICh. 36 - Prob. 1FTDCh. 36 - Prob. 2FTDCh. 36 - Prob. 3FTDCh. 36 - Prob. 4FTDCh. 36 - Prob. 5FTD
Ch. 36 - Prob. 6FTDCh. 36 - Prob. 7FTDCh. 36 - Prob. 8FTDCh. 36 - Prob. 9FTDCh. 36 - What distinguishes a Bose-Einstein condensate from...Ch. 36 - Prob. 11ECh. 36 - Prob. 12ECh. 36 - Prob. 13ECh. 36 - Prob. 14ECh. 36 - Prob. 15ECh. 36 - Prob. 16ECh. 36 - Prob. 17ECh. 36 - Prob. 18ECh. 36 - Prob. 19ECh. 36 - Prob. 20ECh. 36 - Prob. 21ECh. 36 - Prob. 22ECh. 36 - Prob. 23ECh. 36 - Prob. 24ECh. 36 - Prob. 25ECh. 36 - Prob. 26ECh. 36 - Prob. 27ECh. 36 - Prob. 28ECh. 36 - Prob. 29ECh. 36 - Prob. 30ECh. 36 - Prob. 31ECh. 36 - Prob. 32ECh. 36 - Prob. 33ECh. 36 - Prob. 34ECh. 36 - Prob. 35ECh. 36 - Prob. 36PCh. 36 - Prob. 37PCh. 36 - Prob. 38PCh. 36 - Prob. 39PCh. 36 - Prob. 40PCh. 36 - Prob. 41PCh. 36 - Prob. 42PCh. 36 - Prob. 43PCh. 36 - Prob. 44PCh. 36 - Prob. 45PCh. 36 - Prob. 46PCh. 36 - Prob. 47PCh. 36 - Prob. 48PCh. 36 - Prob. 49PCh. 36 - Prob. 50PCh. 36 - Prob. 51PCh. 36 - Prob. 52PCh. 36 - Prob. 53PCh. 36 - Prob. 54PCh. 36 - Solar physicists measure the strong magnetic...Ch. 36 - Prob. 56PCh. 36 - Prob. 57PCh. 36 - Prob. 58PCh. 36 - Prob. 59PCh. 36 - Prob. 60PCh. 36 - Prob. 61PCh. 36 - Prob. 62PCh. 36 - Prob. 63PCh. 36 - Prob. 64PCh. 36 - Prob. 65PCh. 36 - Prob. 66PCh. 36 - Prob. 67PCh. 36 - Prob. 68PCh. 36 - Prob. 69PCh. 36 - Prob. 70PCh. 36 - Prob. 71PCh. 36 - Prob. 72PCh. 36 - Prob. 73PCh. 36 - Prob. 74PCh. 36 - Prob. 75PCh. 36 - Prob. 76PPCh. 36 - Prob. 77PPCh. 36 - Prob. 78PPCh. 36 - Prob. 79PP
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- For an electron in a hydrogen atom in the n=2 state, compute: (a) the angular momentum; (b) the kinetic energy; (c) the potential energy; and (d) the total energy.arrow_forwardFor a hydrogen atom in an excited state with principal quantum number n, show that the smallest angle that the orbital angular momentum vector can make with respect to the z-axis is =cos1( n1n) .arrow_forwardA hydrogen atom is in the ground state. It absorbs energy and makes نقطة واحدة a transition to the n = 3 excited state. The atom returns to the ground state by emitting two photons. What are their ?wavelengths None of these O 5.66x10^-7 m and 2.12x10^-7 m O 6.65×10^-7 m and 2.21×10^-7 m 6.56×10^-7 m and 1.22×10^-7 m Oarrow_forward
- An energy of 122.4 eV is needed to remove an electron from the n = 1 state of a lithium atom. If a single photon accomplishes this task, what wavelength is needed? ( h = 6.63 × 10 −34 J ⋅s, c = 3.00 × 10 8 m/s, 1 eV = 1.6 × 10 −19 J, and 1 nm = 10 −9 m) a. 10 nm b. 16 nm c. 1.5 nm d. 26 nm e. 3.4 nmarrow_forwardWhat is the final energy state of an H atom that transitions from the n=4 state and emits a photon with λ = 1.875 μm? n = 2 n = 1 n = 3arrow_forwardA hydrogen atom in its ground state may absorb a photon and be excited What is the photon energy, into the state with principal quantum number n = 2. in electron volts? OA: 3.976 OB: 4.652 OC: 5.443 OD: 6.369 OE: 7.451 OF: 8.718 OG: 10.200 OH: 11.934arrow_forward
- An electron in an excited energy state of the Hydrogen atom has an energy En = 0.85 eV which is 12.75 eV above the ground state. What is the radius rn of the electron’s orbit? Select one: a. 2.12 angstroms b. 8.47 angstroms c. 13.23 angstroms d. 4.77 angstromsarrow_forwardThe orbital angular momentum of an electron has a magnitude of 4.716 * 10-34 kg#m2/s. What is the angular momentum quantum number l for this electron?arrow_forwardAn electron is in the nth Bohr orbit of the hydrogen atom. n3 (a) Show that the period of the electron is T = to n³ and determine the numerical value of to. 153 as (b) On average, an electron remains in the n = 2 orbit for approximately 8 us before it jumps down to the n = 1 (ground-state)orbit. How many revolutions does the electron make in the excited state? 8.26e+09 × (c) Define the period of one revolution as an electron year, analogous to an Earth year being the period of the Earth's motion around the Sun. Explain whether we should think of the electron in the n = 2 orbit as "living for a long time."arrow_forward
- An electron in the hydrogen atom makes a transition from an energy state of principal quantum numbers ni to the n = 2 state. If the photon emitted has a wavelength of 434 nm, what is the value of ni?arrow_forwardA hydrogen atom in an n= 2, I= 1, m = -1 state emits a photon when it decays to an n= 1, l= 0, ml-D0 ground state. If the atom is in a magnetic field in the + z direction and with a magnitude of 2.50 T, what is the shift in the %3D wavelength of the photon from the zero-field value? O 1.74 m OO 1.74 nm O 1.74A° O 1.74 mm 1.74 x 10-12 marrow_forward
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