CHEM 1A03 Study Guide - Final Guide: Massless Particle, Tennis Ball, Hydrogen Atom

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2 Oct 2018
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CHEM 1A03 Full Course Notes
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CHEM 1A03 Full Course Notes
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Please write numerical answers with the correct number of signi cant gures. Useful constants and equations are found at the back of the exam, along with a periodic table. The total number of points of this exam is 100. score. 1 light and matter waves (16 points) a calculate the wavelength in picometer of a neutron traveling at a velocity of 2. 50 103 m/s. Circle all that are true: (4 points) (a) a biological cell. (b) photons. (c) protons. (d) a tennis ball. 2 hydrogen atom (10 points) a a hydrogen atom is excited by a photon from state n = 2 to the state n = 5. What is the wavelength of the corresponding photon in nm (3 sig. 3 electron con gurations (16 points) a write down the electron con gurations of the following species: Rank the following elements from smallest to largest atomic radius and rst ionization energy:

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