1 Matter And Measurements 2 Atoms, Molecules, And Ions 3 Mass Relations In Chemistry; Stoichiometry 4 Reactions In Aqueous Solution 5 Gases 6 Electronic Structure And The Periodic Table 7 Covalent Bonding 8 Thermochemistry 9 Liquids And Solids 10 Solutions 11 Rate Of Reaction 12 Gaseous Chemical Equilibrium 13 Acids And Bases 14 Equilibria In Acid-base Solutions 15 Complex Ion And Precipitation Equilibria 16 Spontaneity Of Reaction 17 Electrochemistry 18 Nuclear Reactions 19 Complex Ions 20 Chemistry Of The Metals 21 Chemistry Of The Nonmetals 22 Organic Chemistry 23 Organic Polymers, Natural And Synthetic Chapter6: Electronic Structure And The Periodic Table
Chapter Questions Section: Chapter Questions
Problem 1QAP: A photon of violet light has a wavelength of 423 nm. Calculate (a) the frequency. (b) the energy in... Problem 2QAP: Most retinal tears and detachments are treated by photocoagulation with a laser. A commonly used... Problem 3QAP: A line in the spectrum of neon has a wavelength of 837.8 nm. (a) In what spectral range does the... Problem 4QAP: Ozone absorbs energy with a frequency of 1.291015 s1. (a) What is the wavelength (in nm) of the... Problem 5QAP: The ionization energy of rubidium is 403 kJ/mol. Do x-rays with a wavelength of 85 nm have... Problem 6QAP: Energy from radiation can cause chemical bonds to break. To break the nitrogen-nitrogen bond in N2... Problem 7QAP: Lasers are now used for the total or partial removal of skin tattoos. A laser with a wavelenth of... Problem 8QAP: Your instructor may use a laser pointer while giving a lecture. The pointer uses a red-orange diode... Problem 9QAP: Consider the transition from the energy levels n=5 to n=3. (a) What is the frequency of light... Problem 10QAP: Consider the transition from the energy levels n=2 to n=5. (a) What is the wavelength associated... Problem 11QAP: According to the Bohr model, the radius of a circular orbit is given by the equation r(innm)=0.0529... Problem 12QAP: Calculate En for n=1,2,3, and 4 (R H=2.1801018J). Make a one-dimensional graph showing energy, at... Problem 13QAP: For the Pfund series, nlo=5. (a) Calculate the wavelength in nanometers of a transition from n=7 to... Problem 14QAP: In the Brackett series, nlo=4. (a) Calculate the wavelength in nanometers of a transition from n=6... Problem 15QAP: A line in the Lyman series (nlo=1) occurs at 97.23 nm. Calculate nhi for the transition associated... Problem 16QAP: In the Pfund series, nlo=5. Calculate the longest wavelength (in nanometers) possible for a... Problem 17QAP: What are the possible values for m l for (a) the d sublevel? (b) the s sublevel? (c) all sublevels... Problem 18QAP: What are the possible values for m l for (a) the d sublevel? (b) the s sublevel? (c) all sublevels... Problem 19QAP: For the following pairs of orbitals, indicate which is lower in energy in a many-electron atom. (a)... Problem 20QAP: For the following pairs of orbitals, indicate which is higher in energy in a many-electron atom. (a)... Problem 21QAP: What type of electron orbital (i.e., s, p, d, or f) is designated by an electron with quantum... Problem 22QAP: What type of electron orbital (i.e., s, p, d, or f) is designated by (a) n=3,l=1,m l =1?(b)... Problem 23QAP: What is the total electron capacity for (a) n=3?(b) a 5s orbital? (c) an f subshell? (d) a 7p... Problem 24QAP: Give the number of orbitals in (a) n=3(b) a 4p sublevel. (c) an f sublevel. (d) a d sublevel. Problem 25QAP: How many electrons in an atom can following quantum number designations? (a) n=2,l=1,m l =0(b)... Problem 26QAP: How many electrons in an atom can have the following quantum designation? (a) 1s (b) 4d, m l =0(c)... Problem 27QAP: Given the following sets of quantum numbers, indicate those that could not occur and explain your... Problem 28QAP: Given the following sets of electron quantum numbers, indicate those that could not occur, and... Problem 29QAP: Write the ground state electron configuration for (a) c (b) Cl (c) Co (d) Cs (e) Cd Problem 30QAP: Write the ground state electron configuration for (a) S(b) Sc(c) Si (d) Sr (e) Sb Problem 31QAP: Write an abbreviated ground state electron configuration for (a) N(b) Nb(c) Na (d) Ni (e) Nd Problem 32QAP Problem 33QAP: Give the symbol of the element of lowest atomic number whose ground state has (a) a completed f... Problem 34QAP: Give the symbol of the element of lowest atomic number that has (a) an f subshell with 7 electrons.... Problem 35QAP: What fraction of the total number of electrons is in p sublevels for the following atoms? (a) Al (b)... Problem 36QAP: What fraction of the total number of electrons is in p sublevels in (a) Mg (b) Mn(c) Mo Problem 37QAP: Which of the following electron configurations (af) are for atoms in the ground state? In the... Problem 38QAP: Which of the following electron configurations (ae) are for atoms in the ground state? In the... Problem 39QAP: Write the orbital diagram for (a) Li(b) P(c) F(d) Fe Problem 40QAP: Write the orbital diagram tor an atom of (a) Na (b) O (c) Co (d) Cl Problem 41QAP: Give the symbol of the atom with the following orbital diagram. Problem 42QAP: What is the symbol of the atom with the following orbital diagram? Problem 43QAP: Write the symbol of (a) all the elements in which all the 4d orbitals are half-full. (b) all the... Problem 44QAP: Write the symbols of (a) all the elements in period 5 that have at least two half-filled 5p... Problem 45QAP: How many unpaired electrons are there in an atom of (a) phosphorus? (b) potassium? (c) plutonium... Problem 46QAP: How many unpaired electrons are there in the following atoms? (a) aluminum (b) argon (c) arsenic Problem 47QAP: In what main group(s) of the periodic table do elements have the following number of half-filled... Problem 48QAP: Give the symbol of the main-group metals in period 4 with the following number of unpaired electrons... Problem 49QAP: Write the ground state electron configuration for (a) Mg, Mg2+(b) N, N3- (c) Ti, Ti4+ (d) Sn2+ Sn4+ Problem 50QAP: Write the ground state electron configuration for the following atoms and ions. (a) F, F-(b) Sc,... Problem 51QAP: How many unpaired electrons are there 111 the following ions? (a) V3+(b) Sn4+(c) I-(d) W4+ Problem 52QAP: How many unpaired electrons are there in the following ions? (a) Al3+(b) Cl-(c) Sr2+(d) Zr4+ Problem 53QAP: Arrange the elements Na, Si, and S in the order of (a) decreasing atomic radius. (b) increasing... Problem 54QAP: Arrange the elements Mg, S, and Cl in order of (a) increasing atomic radius. (b) increasing first... Problem 55QAP: Which of the four atoms Rb, Sr, Sb, or Cs (a) has the smallest atomic radius? (b) has the lowest... Problem 56QAP: Which of the four atoms Na, P, Cl, or K (a) has the largest atomic radius? (b) has the highest... Problem 57QAP: Select the larger member of each pair. (a) Ca and Ca2+ (b) Sr and Sr2+ (c) F and F- (d) Cu+ and Cu2+ Problem 58QAP: Select the smaller member of each pair. (a) P and P3- (b) V2+ and V4+ (c) K and K+ (d) Co and Co3+ Problem 59QAP Problem 60QAP Problem 61QAP: A lightbulb radiates 8.5% of the energy supplied to it as visible light. If the wavelength of the... Problem 62QAP: The speed of a computer chip is measured by its frequency. Advanced Micro Devices (ADM) has... Problem 63QAP: A carbon dioxide laser produces radiation of wavelength 10.6 micrometers (1micrometer=106meter).... Problem 64QAP: Name and give the symbol of the element that has the characteristic given below. (a) Its electron... Problem 65QAP: Compare the energies and frequencies of two photons, one with a short wavelength and the other with... Problem 66QAP: Consider the following transitions 1. n=3 to n=1 2. n=2 to n=33. n=4 to n=34. n=3 to n=5(a) For... Problem 67QAP: Write the symbol of each element described below. (a) largest atomic radius in Group 1 (b) smallest... Problem 68QAP: Answer the following questions. (a) What characteristic of an atomic orbital does the quantum number... Problem 69QAP: Explain in your own words what is meant by (a) the Pauli exclusion principle. (b) Hund's rule. (c) a... Problem 70QAP: Explain the difference between (a) the Bohr model of the atom and the quantum mechanical model. (b)... Problem 71QAP: Indicate whether each of the following statements is true or false. If false, correct the statement.... Problem 72QAP: Criticize or comment on the following statements: (a) The energy of a photon is inversely... Problem 73QAP: No currently known elements contain electrons in g ( l=4) orbitals in the ground state. If an... Problem 74QAP Problem 75QAP: Explain why (a) negative ions are larger than their corresponding atoms. (b) scandium, a transition... Problem 76QAP: The energy of any one-electron species in its nth state (n=principalquantumnumber) is given by... Problem 77QAP: In 1885, Johann Balmer, a mathematician, derived the following relation for the wavelength of lines... Problem 78QAP Problem 79QAP: Suppose that the spin quantum number could have the values 12,0 and 12 . Assuming that the rules... Problem 80QAP: In the photoelectric effect, electrons are ejected from a metal surface when light strikes it. A... Problem 10QAP: Consider the transition from the energy levels n=2 to n=5. (a) What is the wavelength associated...
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For an electronic transition from n = 5 to n = 3 in the Bohr hydrogen atom, answer the following questions: a. Calculate the energy (in J) required for such transition b. Calculate the wavelength (in nm) associated with this transition. c. Does this transition correspond to absorption or emission of light? d. What region of the electromagnetic spectrum does this occur in?
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