Exam 7: Quantum Theory and the Electronic Structure of Atoms

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Which of the following atoms is diamagnetic in its ground-state

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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)

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The quantum numbers, n = 4, l = 1, ml = 1, ms = +1/2, represent an electron in a ______ subshell.

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Which element has the following ground-state electron configuration [Xe]6s24f145d10

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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

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Which of the following frequencies of light has the highest energy

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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.

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Using the figure below, categorize electromagnetic radiation with a wavelength of 1.0 x 10-3 m. Using the figure below, categorize electromagnetic radiation with a wavelength of 1.0 x 10<sup>-3</sup> m.

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Which choice lists two elements with ground-state electron configurations that are well known exceptions to the Aufbau principle

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Each shell (principal energy level) of quantum number n contains n subshells.

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Which of the following is the electron configuration of an excited state of an iron atom

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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

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Using the figure below, categorize electromagnetic radiation with a wavelength of 1.0 x 10-1 m. Using the figure below, categorize electromagnetic radiation with a wavelength of 1.0 x 10<sup>-1</sup> m.

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An electron gains energy in the transition from a 4d subshell to a 5s subshell.

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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.

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