Exam 7: Quantum Theory and the Electronic Structure of Atoms
Exam 1: Chemistry: The Study of Change175 Questions
Exam 2: Atoms Molecules and Ions156 Questions
Exam 3: Mass Relationships in Chemical Reactions194 Questions
Exam 4: Reactions in Aqueous Solutions192 Questions
Exam 5: Gases130 Questions
Exam 6: Thermochemistry119 Questions
Exam 7: Quantum Theory and the Electronic Structure of Atoms135 Questions
Exam 8: Periodic Relationships Among the Elements144 Questions
Exam 9: Chemical Bonding I: Basic Concepts136 Questions
Exam 10: Chemical Bonding II: Molecular Geometry and Hybridization of Atomic146 Questions
Exam 11: Intermolecular Forces and Liquids and Solids149 Questions
Exam 12: Physical Properties of Solutions122 Questions
Exam 13: Chemical Kinetics131 Questions
Exam 14: Chemical Equilibrium119 Questions
Exam 15: Acids and Bases178 Questions
Exam 16: Acid-Base Equilibria and Solubility Equilibria145 Questions
Exam 17: Entropy Free Energy and Equilibrium128 Questions
Exam 18: Electrochemistry154 Questions
Exam 19: Nuclear Chemistry128 Questions
Exam 20: Chemistry in the Atmosphere50 Questions
Exam 21: Metallurgy and the Chemistry of Metals63 Questions
Exam 22: Nonmetallic Elements and Their Compounds52 Questions
Exam 23: Transition Metals Chemistry and Coordination Compounds92 Questions
Exam 24: Organic Chemistry66 Questions
Exam 25: Synthetic and Natural Organic Polymers46 Questions
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Which of the following atoms is diamagnetic in its ground-state
(Multiple Choice)
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Calculate the energy, in joules, required to excite a hydrogen atom by causing an electronic transition from the n = 1 to the n = 4 principal energy level. Recall that the energy levels of the H atom are given by En = -2.18 * 10-18 J(1/n2)
(Multiple Choice)
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The quantum numbers, n = 4, l = 1, ml = 1, ms = +1/2, represent an electron in a ______ subshell.
(Multiple Choice)
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Which element has the following ground-state electron configuration
[Xe]6s24f145d10
(Multiple Choice)
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What is the maximum number of electrons in an atom that can have the following set of quantum numbers
N = 3 l = 1 ml = -1
(Multiple Choice)
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Which of the following frequencies of light has the highest energy
(Multiple Choice)
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In an electron microscope, electrons are accelerated to great velocities. Calculate the wavelength of an electron traveling with a velocity of 7.0 * 103 kilometers per second. The mass of an electron is 9.1 * 10-28 g.
(Multiple Choice)
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Using the figure below, categorize electromagnetic radiation with a wavelength of 1.0 x 10-3 m. 

(Multiple Choice)
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Which choice lists two elements with ground-state electron configurations that are well known exceptions to the Aufbau principle
(Multiple Choice)
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Each shell (principal energy level) of quantum number n contains n subshells.
(True/False)
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Which of the following is the electron configuration of an excited state of an iron atom
(Multiple Choice)
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What is the wavelength of a ball bearing with a mass of 10.0 g, and a velocity of 10.0 cm/s
(Multiple Choice)
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Using the figure below, categorize electromagnetic radiation with a wavelength of 1.0 x 10-1 m. 

(Multiple Choice)
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An electron gains energy in the transition from a 4d subshell to a 5s subshell.
(True/False)
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Calculate the wavelength associated with a 20Ne+ ion moving at a velocity of 2.0 * 105 m/s. The atomic mass of 20Ne is 19.992 amu.
(Multiple Choice)
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