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Chemistry - • Enthalpy standard heat of reaction –...

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CHM 1045 EXAM 3 STUDY GUIDE Exam 3 will be given on Tuesday, April 6 th , at 6:30 pm, in the usual classroom at Dyson Pharmacy Bld. Alternative exam will be given in the afternoon similarly to the first two exams. This exam will cover chapters 6 and 7 from the text. Here is an out line of the topics: Chapter 6: Energy and Chemical Change Understand the law of conservation of energy, define kinetic and potential energy What is internal energy What is a state function Define calorie, heat capacity, specific heat. Know the units. Be able to relate the heat gained or lost, with the heat capacity, mass and temperature changes and apply this in problem solving. Exothermic and endothermic reactions
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Unformatted text preview: • Enthalpy, standard heat of reaction – definitions and quantitative applications • Hess law – applications Chapter 7: The quantum mechanical atom • Characteristics of the wave –frequency and wavelength • Be able to calculate the frequency, wavelength and energy of a photon. • Compare the parameters of different electromagnetic radiations. • Line spectra and the energy of the hydrogen atom. • Wave functions and orbitals • Quantum numbers – values of the quantum numbers and description of orbitals. • Pauli’s principle and Hund’s rule. • Be able to write (recognize) the electron structure of an element (both complete and shorthand)...
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