Exam 7: Quantum Theory and the Electronic Structure of Atoms

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An electron in a 3p orbital could have a value of 2 for its angular momentum quantum number (l).

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The electron configuration of a ground-state Co atom is

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Which of the following, if any, is the proper rank the following types of electromagnetic radiation from lowest energy to highest energy

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What is the wavelength (nm) for a photon of light with an energy of 3.20 x 10-19 J/photon

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The colors of the visible spectrum are blue, green, orange, red, violet, and yellow. Of these colors, ______ has the least energy.

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Which element has the following ground-state electron configuration [Xe]6s24f145d4

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Calculate the frequency of the light emitted by a hydrogen atom during a transition of its electron from the n = 4 to the n = 1 principal energy level. Recall that for hydrogen En = -2.18 * 10 -18 J(1/n2).

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"No two electrons in an atom can have the same four quantum numbers" is a statement of

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What is the wavelength of radiation that has a frequency of 3.4 x 1011 s -1

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The longest wavelength of light that causes electrons to be ejected from the surface of a copper plate is 243 nm. What is the maximum velocity of the electrons ejected when light of wavelength 200. nm shines on a copper plate

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How many unpaired electrons does an atom of carbon have in its ground state

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Which ground-state atom has an electron configuration described by the following orbital diagram Which ground-state atom has an electron configuration described by the following orbital diagram

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List the following sets of quantum numbers in order of increasing energy: I. n = 4, l = 0, ml = 0, ms = -1/2 II. n = 4, l = 2, ml = -1, ms = -1/2 III. n = 5, l = 0, ml = 0, ms = +1/2

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The bonds of oxygen molecules are broken by sunlight. The minimum energy required to break the oxygen-oxygen bond is 495 kJ/mol. What is the wavelength of sunlight that can cause this bond breakage

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A ground-state chromium atom has how many unpaired electrons

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An electron loses energy in the transition from a 4f subshell to a 6s subshell.

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A possible set of quantum numbers to describe an electron in a 4s subshell is

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Which one of the following sets of quantum numbers is not possible \nobreakspace\nobreakspace\nobreakspace\nobreakspace\nobreakspace n l A. 4 3 -2 +1/2 B. 3 2 -3 -1/2 C. 3 0 0 +1/2 D. 4 1 1 -1/2 E. 2 0 0 +1/2

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The ground-state electron configuration of Cr, Mo, and Ag are exceptions to the Aufbau principle. Which of the following is the electron configuration for Mo

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What is the total number of electrons possible in the 2p orbitals

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