TOPIC IV: Electrons in Atoms Pacing Date Traditional 14 days 09-28-15 to 10-15-15 Block 7 days 09-28-15 to 10-15-15 ESSENTIAL CONTENT OBJECTIVES INSTRUCTIONAL TOOLS Electron configuration Apply basic rules of electron configuration to determine Core Text Book: Bohr’s Model and the the valence electrons of an atom and their chemical and Chapter 5 pp. 126 -157. Concept of electrons in fixed energy levels. physical properties. Quantum Models Explain that when electrons transition to higher energy Vocabulary: Energy levels and sublevels in atoms/Position of levels they absorb energy, and when they transition to Energy, ground state, excited state, emission spectra, , , electrons in atoms lower energy levels they emit energy. atomic emission, crest, , , energy sublevel, , , principal Electron cloud Recognize that spectral lines are the result of transitions quantum mechanical model of the atom, , , energy levels, Atomic Orbitals (s, p, d and f) of electrons between energy levels that correspond to atomic orbital, electron configuration, Aufbau Principle, Electron Arrangement in Atoms photons of light with an energy and frequency related to Pauli Exclusion Principle, spin, Hund’s Rule, visible Basic rules the energy spacing between levels (Planck’s spectrum. Pauli’s Exclusion Principle relationship E = hv). Hunds’s Rule Explore the theory of electromagnetism by comparing Technology: Aufbau’s Principle and contrasting the different parts of the (search your topic) electromagnetic spectrum in terms of wavelength, Electromagnetic Spectrum and Atomic Emission frequency, and energy, and relate them to phenomena Spectra and applications. Wavelength Describe the electromagnetic spectrum (i.e., radio Frequency waves, microwaves, infrared, visible light, ultraviolet, Speed of Light and gamma rays) in terms of frequency, wavelength and energy. Solve problems involving Progressive Science Initiative (PSI) Quantum of energy wavelength, frequency, and energy. Characteristic colors emitted by metals when heated. Electron movement/ transitions between energy levels Frequency, Wavelength and Energy Calculations SC.912.P.8.5 Standard: Video SC.912.N.1.5
TOPIC IV: Electrons in Atoms Pacing Date Traditional 14 days 09-28-15 to 10-15-15 Block 7 days 09-28-15 to 10-15-15 ESSENTIAL CONTENT OBJECTIVES INSTRUCTIONAL TOOLS Electron configuration Bohr’s Model and the Concept of electrons in fixed energy levels. Quantum Models Energy levels and sublevels in atoms/Position of electrons in atoms Electron cloud Atomic Orbitals (s, p, d and f) Electron Arrangement in Atoms Basic rules Pauli’s Exclusion Principle Hunds’s Rule Aufbau’s Principle Electromagnetic Spectrum and Atomic Emission Spectra Wavelength Frequency Speed of Light Quantum of energy Characteristic colors emitted by metals when heated. Electron movement/ transitions between energy levels Frequency, Wavelength and Energy Calculations Apply basic rules of electron configuration to determine the valence electrons of an atom and their chemical and physical properties. Explain that when electrons transition to higher energy levels they absorb energy, and when they transition to lower energy levels they emit energy. Recognize that spectral lines are the result of transitions of electrons between energy levels that correspond to photons of light with an energy and frequency related to the energy spacing between levels (Planck’s relationship E = hv). Explore the theory of electromagnetism by comparing and contrasting the different parts of the electromagnetic spectrum in terms of wavelength, frequency, and energy, and relate them to phenomena and applications. Describe the electromagnetic spectrum (i.e., radio waves, microwaves, infrared, visible light, ultraviolet, and gamma rays) in terms of frequency, wavelength and energy. Solve problems involving wavelength, frequency, and energy. Core Text Book: Chapter 5 pp. 126 -157. Vocabulary: Energy, ground state, excited state, emission spectra, , , atomic emission, crest, , , energy sublevel, , , principal quantum mechanical model of the atom, , , energy levels, atomic orbital, electron configuration, Aufbau Principle, Pauli Exclusion Principle, spin, Hund’s Rule, visible spectrum. Technology: (search your topic) Progressive Science Initiative (PSI) SC.912.P.8.5 Standard: SC.912.N.1.5 Video
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