 28.8P: (II) A free neutron (m =1.67 X 1027 kg) has a mean life of 880 s. ...
 28.8SL: What is uncertain in the Heisenberg uncertainty principle? Explain....
 28.9P: (II) An electron and a 140g baseball are each traveling 120 m/s me...
 28.9Q: When you check the pressure in a tire, doesn’t some air inevitably ...
 28.10MCQ: Which of the following is not always a property of lasers?(a) All o...
 28.10P: (II) A radioactive element undergoes an alpha decay with a lifetime...
 28.10Q: It has been said that the groundstate energy in the hydrogen atom ...
 28.11P: (II) If an electron’s position can be measured to a precision of 15...
 28.11Q: Which model of the hydrogen atom, the Bohr model or the quantummec...
 28.12P: (II) Estimate the lowest possible energy of a neutron contained in ...
 28.12Q: The size of atoms varies by only a factor of three or so, from larg...
 28.13P: (III) How precisely can the position of a 5.00keV electron be meas...
 28.13Q: Excited hydrogen and excited helium atoms both radiate light as the...
 28.14P: (III) Use the uncertainty principle to show that if an electron wer...
 28.14Q: How would the Periodic Table look if there were no electron spin bu...
 28.15Q: Which of the following electron configurations are not allowed:(a) ...
 28.16P: (I) For n=6, l =3, what are the possible values of ml and ms?
 28.16Q: In what column of the Periodic Table would you expect to find the a...
 28.17P: (I) How many electrons can be in the n = 5,l =3 subshell?
 28.17Q: Why do chlorine and iodine exhibit similar properties?
 28.18P: (I) How many different states are possible for an electron whose pr...
 28.18Q: Explain why potassium and sodium exhibit similar properties.
 28.19P: (I) List the quantum numbers for each electron in the ground state ...
 28.19Q: Why are the chemical properties of the rare earths so similar? [Hin...
 28.20P: (I) List the quantum numbers for each electron in the ground state ...
 28.20Q: The ionization energy for neon(Z = 10) is 21.6 eV, and that for sod...
 28.21P: (I) Calculate the magnitude of the angular momentum of an electron ...
 28.21Q: Why do we expect electron transitions deep within an atom to produc...
 28.22P: (I) If a hydrogen atom has l=4, what are the possible values for n,...
 28.22Q: Does the Bohr model of the atom violate the uncertainty principle? ...
 28.23P: (II) If a hydrogen atom has ml =3, what are the possible values of...
 28.23Q: Briefly explain why noble gases are nonreactive and why alkali meta...
 28.24P: (II) Show that there can be 18 electrons in a “g” subshell
 28.24Q: Compare spontaneous emission to stimulated emission.
 28.25P: (II) What is the full electron configuration in the ground state fo...
 28.25Q: How does laser light differ from ordinary light? How is it the same?
 28.26Q: Explain how a 0.0005W laser beam, photographed at a distance, can ...
 28.26P: (II) What is the full electron configuration for (a) silver (Ag), (...
 28.27P: (II) A hydrogen atom is in the 5d state. Determine (a) the principa...
 28.27Q: Does the intensity of light from a laser fall off as the inverse sq...
 28.28EA: Return to the ChapterOpening Question, page 803, and answer it aga...
 28.28EB: An electron’s position is measured with a precision of Find the min...
 28.28EC: An electron has .Which of the following values of are possible: 4, ...
 28.28EE: Construct a Table of the groundstate quantum numbers for beryllium...
 28.28ED: What are the energy and angular momentum of the electron in a hydro...
 28.28EF: Write the complete groundstate configuration for gallium, with its...
 28.28P: (II) Estimate the binding energy of the third electron in lithium u...
 28.28Q: Why does the cutoff wavelength in Fig. 28–11 imply a photon nature ...
 28.29P: (II) Show that the total angular momentum is zero for a filled subs...
 28.29Q: Why do we not expect perfect agreement between measured values of c...
 28.30P: (II) For each of the following atomic transitions, state whether th...
 28.31P: (II) An electron has ml =2 and is in its lowest possible energy sta...
 28.32P: (II) An excited H atom is in a 6d state. (a) Name all the States (n...
 28.33P: (I) What are the shortestwavelength Xrays emitted by electrons st...
 28.34P: (I) If the shortestwavelength bremsstrahlung Xrays emitted from a...
 28.35P: (I) Show that the cutoff wavelength ?0 in an Xray spectrum is give...
 28.36P: (I) For the spectrum of Xrays emitted from a molybdenum target (Fi...
 28.37P: (II) Use the result of Example 28–7 (Z =42) to estimate the Xray w...
 28.38P: (II) Estimate the wavelength for an n =3 to n =2 transition in iron...
 28.40P: (II) A mixture of iron and an unknown material is bombarded with el...
 28.41P: (II) A laser used to weld detached retinas puts out 25mslong puls...
 28.42P: (II) A lowpower laser used in a physics lab might have a power of ...
 28.44P: (II) Estimate the angular spread of a laser beam due to diffraction...
 28.43P: (II) Calculate the wavelength of the He–Ne laser (see Fig. 28–20).
 28.46GP: An electron in the n = 2 state of hydrogen remains thereon average ...
 28.47GP: What are the largest and smallest possible values for theangular mo...
 28.48GP: A 12g bullet leaves a rifle at a speed of 150m/s. (a) Whatis the w...
 28.49GP: If an electron’s position can be measured to a precision of2.0 X 10...
 28.50GP: The ionization (binding) energy of the outermost electronin boron i...
 28.51GP: Using the Bohr formula for the radius of an electron orbit,estimate...
 28.52GP: Protons are accelerated from rest across 480 V. They arethen direct...
 28.53GP: How many electrons can there be in an “h” subshell?
 28.54GP: (a) Show that the number of different states possible for agiven va...
 28.55GP: Show that the number of different electron states possible for a gi...
 28.56GP: A beam of electrons with kinetic energy 45 keV is shotthrough two n...
 28.57GP: The angular momentum in the hydrogen atom is givenboth by the Bohr ...
 28.58GP: The lifetime of a typical excited state in an atom is about10 ns. S...
 28.59GP: A 1300kg car is traveling with a speed of (22 ± 0.22) m/s.With wha...
 28.60GP: An atomic spectrum contains a line with a wavelengthcentered at 488...
 28.61GP: An electron and a proton, each initially at rest, are accelerated a...
 28.62GP: If the principal quantum number n were limited to the rangefrom 1 t...
 28.63GP: If your de Broglie wavelength were 0.50 m, how fast wouldyou be mov...
 28.64GP: Suppose that the spectrum of an unknown element showsa series of li...
 28.65GP: Photons of wavelength 0.154 nm are emitted from thesurface of a cer...
 28.1COQ: The uncertainty principle states that(a) no measurement can be perf...
 28.1MCQ: An atom has the electron configuration 1s2 2s22P63s23P64s1 How many...
 28.1P: (II) The neutrons in a parallel beam, each having kinetic energy 0....
 28.1Q: Compare a matter wave to (a) a wave on a string, (b) an EM wave. Di...
 28.1SL: Use the uncertainty principle to estimate the position uncertainty ...
 28.2MCQ: For the electron configuration of MisConceptual Question 1, what or...
 28.2P: (II) Pellets of mass 2.0 g are fired in parallel paths with speeds ...
 28.2Q: Explain why Bohr’s theory of the atom is not compatible with quantu...
 28.2SL: On what factors does the periodicity of the Periodic Table depend? ...
 28.3MCQ: If a beam of electrons is fired through a slit,(a) the electrons ca...
 28.3P: (I) A proton is traveling with a speed of (8.660 ± 0.012) X 105 m/s...
 28.3Q: Explain why it is that the more massive an object is, the easier it...
 28.4MCQ: What is meant by the ground state of an atom?(a) All of the quantum...
 28.4Q: In view of the uncertainty principle, why does a baseball seem to h...
 28.4SL: Estimate (a) the quantum number for the orbital angular momentum of...
 28.5MCQ: The Pauli exclusion principle applies to all electrons(a) in the sa...
 28.5P: (I) An electron remains in an excited state of an atom for Typicall...
 28.5Q: Would it ever be possible to balance a very sharp needle precisely ...
 28.5SL: Show that the diffraction spread of a laser beam, (Section 28–11), ...
 28.6MCQ: Which of the following is the best paraphrasing of the Heisenberg u...
 28.6P: (II) The Z0 boson, discovered in 1985, is the mediator of the weak ...
 28.6Q: A cold thermometer is placed in a hot bowl of soup. Will the temper...
 28.6SL: For noble gases, the halogens, and the alkali metals, explain the a...
 28.7P: (II) What is the uncertainty in the mass of a muon (m =105.7 Me V/c...
 28.7Q: Does the uncertainty principle set a limit to how well you can make...
 28.7SL: Imagine a line whose length equals the diameter of the smallest orb...
 28.1: The neutrons in a parallel beam, each having kinetic energy 0.025 e...
 28.28.1: The neutrons in a parallel beam, each having kinetic energy 0.025 e...
 28.2: Pellets of mass 2.0 g are fired in parallel paths with speeds of th...
 28.28.2: Pellets of mass 2.0 g are fired in parallel paths with speeds of th...
 28.3: A proton is traveling with a speed of With what maximum precision c...
 28.28.3: A proton is traveling with a speed of With what maximum precision c...
 28.4: If an electrons position can be measured to a precision of how prec...
 28.28.4: If an electrons position can be measured to a precision of how prec...
 28.5: An electron remains in an excited state of an atom for typically Wh...
 28.28.5: An electron remains in an excited state of an atom for typically Wh...
 28.6: The boson, discovered in 1985, is the mediator of the weak nuclear ...
 28.28.6: The boson, discovered in 1985, is the mediator of the weak nuclear ...
 28.7: What is the uncertainty in the mass of a muon specified in given it...
 28.28.7: What is the uncertainty in the mass of a muon specified in given it...
 28.8: A free neutron has a mean life of 880 s. What is the uncertainty in...
 28.28.8: A free neutron has a mean life of 880 s. What is the uncertainty in...
 28.9: An electron and a 140g baseball are each traveling measured to a p...
 28.28.9: An electron and a 140g baseball are each traveling measured to a p...
 28.10: A radioactive element undergoes an alpha decay with a lifetime of I...
 28.28.10: A radioactive element undergoes an alpha decay with a lifetime of I...
 28.11: If an electrons position can be measured to a precision of 15 nm, w...
 28.28.11: If an electrons position can be measured to a precision of 15 nm, w...
 28.12: Estimate the lowest possible energy of a neutron contained in a typ...
 28.28.12: Estimate the lowest possible energy of a neutron contained in a typ...
 28.13: How precisely can the position of a 5.00keV electron be measured a...
 28.28.13: How precisely can the position of a 5.00keV electron be measured a...
 28.14: Use the uncertainty principle to show that if an electron were pres...
 28.28.14: Use the uncertainty principle to show that if an electron were pres...
 28.15: For what values can have?
 28.28.15: For what values can have?
 28.16: For what are the possible values of
 28.28.16: For what are the possible values of
 28.17: How many electrons can be in the subshell?
 28.28.17: How many electrons can be in the subshell?
 28.18: How many different states are possible for an electron whose princi...
 28.28.18: How many different states are possible for an electron whose princi...
 28.19: List the quantum numbers for each electron in the ground state of (...
 28.28.19: List the quantum numbers for each electron in the ground state of (...
 28.20: List the quantum numbers for each electron in the ground state of o...
 28.28.20: List the quantum numbers for each electron in the ground state of o...
 28.21: Calculate the magnitude of the angular momentum of an electron in t...
 28.28.21: Calculate the magnitude of the angular momentum of an electron in t...
 28.22: If a hydrogen atom has what are the possible values for n, and ms ?
 28.28.22: If a hydrogen atom has what are the possible values for n, and ms ?
 28.23: If a hydrogen atom has what are the possible values of n, and ms ?
 28.28.23: If a hydrogen atom has what are the possible values of n, and ms ?
 28.24: Show that there can be 18 electrons in a g subshell
 28.28.24: Show that there can be 18 electrons in a g subshell
 28.25: What is the full electron configuration in the ground state for ele...
 28.28.25: What is the full electron configuration in the ground state for ele...
 28.26: What is the full electron configuration for (a) silver (Ag), (b) go...
 28.28.26: What is the full electron configuration for (a) silver (Ag), (b) go...
 28.27: A hydrogen atom is in the 5d state. Determine (a) the principal qua...
 28.28.27: A hydrogen atom is in the 5d state. Determine (a) the principal qua...
 28.28: Estimate the binding energy of the third electron in lithium using ...
 28.28.28: Estimate the binding energy of the third electron in lithium using ...
 28.29: Show that the total angular momentum is zero for a filled subshell
 28.28.29: Show that the total angular momentum is zero for a filled subshell
 28.30: For each of the following atomic transitions, state whether the tra...
 28.28.30: For each of the following atomic transitions, state whether the tra...
 28.31: An electron has and is in its lowest possible energy state. What ar...
 28.28.31: An electron has and is in its lowest possible energy state. What ar...
 28.32: An excited H atom is in a 6d state. (a) Name all the states to whic...
 28.28.32: An excited H atom is in a 6d state. (a) Name all the states to whic...
 28.33: What are the shortestwavelength Xrays emitted by electrons striki...
 28.28.33: What are the shortestwavelength Xrays emitted by electrons striki...
 28.34: If the shortestwavelength bremsstrahlung Xrays emitted from an X...
 28.28.34: If the shortestwavelength bremsstrahlung Xrays emitted from an X...
 28.35: Show that the cutoff wavelength in an Xray spectrum is given by wh...
 28.28.35: Show that the cutoff wavelength in an Xray spectrum is given by wh...
 28.36: For the spectrum of Xrays emitted from a molybdenum target (Fig. 2...
 28.28.36: For the spectrum of Xrays emitted from a molybdenum target (Fig. 2...
 28.37: Use the result of Example 287 to estimate the Xray wavelength emit...
 28.28.37: Use the result of Example 287 to estimate the Xray wavelength emit...
 28.38: Estimate the wavelength for an to transition in iron (Z = 26)
 28.28.38: Estimate the wavelength for an to transition in iron (Z = 26)
 28.39: Use the Bohr model to estimate the wavelength for an to transition ...
 28.28.39: Use the Bohr model to estimate the wavelength for an to transition ...
 28.40: A mixture of iron and an unknown material is bombarded with electro...
 28.28.40: A mixture of iron and an unknown material is bombarded with electro...
 28.41: A laser used to weld detached retinas puts out 25mslong pulses of...
 28.28.41: A laser used to weld detached retinas puts out 25mslong pulses of...
 28.42: A lowpower laser used in a physics lab might have a power of 0.50 ...
 28.28.42: A lowpower laser used in a physics lab might have a power of 0.50 ...
 28.43: Calculate the wavelength of the HeNe laser (see Fig. 2820).
 28.28.43: Calculate the wavelength of the HeNe laser (see Fig. 2820).
 28.44: Estimate the angular spread of a laser beam due to diffraction if t...
 28.28.44: Estimate the angular spread of a laser beam due to diffraction if t...
 28.45: The magnitude of the orbital angular momentum in an excited state o...
 28.28.45: The magnitude of the orbital angular momentum in an excited state o...
 28.46: An electron in the state of hydrogen remains there on average about...
 28.28.46: An electron in the state of hydrogen remains there on average about...
 28.47: What are the largest and smallest possible values for the angular m...
 28.28.47: What are the largest and smallest possible values for the angular m...
 28.48: A 12g bullet leaves a rifle at a speed of (a) What is the waveleng...
 28.28.48: A 12g bullet leaves a rifle at a speed of (a) What is the waveleng...
 28.49: If an electrons position can be measured to a precision of what is ...
 28.28.49: If an electrons position can be measured to a precision of what is ...
 28.50: The ionization (binding) energy of the outermost electron in boron ...
 28.28.50: The ionization (binding) energy of the outermost electron in boron ...
 28.51: Using the Bohr formula for the radius of an electron orbit, estimat...
 28.28.51: Using the Bohr formula for the radius of an electron orbit, estimat...
 28.52: Protons are accelerated from rest across 480 V. They are then direc...
 28.28.52: Protons are accelerated from rest across 480 V. They are then direc...
 28.53: How many electrons can there be in an h subshell?
 28.28.53: How many electrons can there be in an h subshell?
 28.54: (a) Show that the number of different states possible for a given v...
 28.28.54: (a) Show that the number of different states possible for a given v...
 28.55: Show that the number of different electron states possible for a gi...
 28.28.55: Show that the number of different electron states possible for a gi...
 28.56: A beam of electrons with kinetic energy 45 keV is shot through two ...
 28.28.56: A beam of electrons with kinetic energy 45 keV is shot through two ...
 28.57: The angular momentum in the hydrogen atom is given both by the Bohr...
 28.28.57: The angular momentum in the hydrogen atom is given both by the Bohr...
 28.58: The lifetime of a typical excited state in an atom is about 10 ns. ...
 28.28.58: The lifetime of a typical excited state in an atom is about 10 ns. ...
 28.59: A 1300kg car is traveling with a speed of 2260.22) ms. With what m...
 28.28.59: A 1300kg car is traveling with a speed of 2260.22) ms. With what m...
 28.60: An atomic spectrum contains a line with a wavelength centered at 48...
 28.28.60: An atomic spectrum contains a line with a wavelength centered at 48...
 28.61: An electron and a proton, each initially at rest, are accelerated a...
 28.28.61: An electron and a proton, each initially at rest, are accelerated a...
 28.62: If the principal quantum number n were limited to the range from 1 ...
 28.28.62: If the principal quantum number n were limited to the range from 1 ...
 28.63: If your de Broglie wavelength were 0.50 m, how fast would you be mo...
 28.28.63: If your de Broglie wavelength were 0.50 m, how fast would you be mo...
 28.28.64: Suppose that the spectrum of an unknown element shows a series of l...
 28.64: Suppose that the spectrum of an unknown element shows a series of l...
 28.28.65: Photons of wavelength 0.154 nm are emitted from the surface of a ce...
 28.65: Photons of wavelength 0.154 nm are emitted from the surface of a ce...
Solutions for Chapter 28: Quantum Mechanics of Atoms
Full solutions for Physics: Principles with Applications  7th Edition
ISBN: 9780321625922
Solutions for Chapter 28: Quantum Mechanics of Atoms
Get Full SolutionsChapter 28: Quantum Mechanics of Atoms includes 240 full stepbystep solutions. Physics: Principles with Applications was written by and is associated to the ISBN: 9780321625922. Since 240 problems in chapter 28: Quantum Mechanics of Atoms have been answered, more than 213761 students have viewed full stepbystep solutions from this chapter. This textbook survival guide was created for the textbook: Physics: Principles with Applications, edition: 7. This expansive textbook survival guide covers the following chapters and their solutions.

//
parallel

any symbol
average (indicated by a bar over a symbol—e.g., v¯ is average velocity)

°C
Celsius degree

°F
Fahrenheit degree