Electrons Unit Topic PDF

Unit Topic: Electrons Essential Question: How do the arrangement and behavior of electrons in an atom contribute to the patterns seen in the periodic table? Concept 1: Concept 2: Concept 3: Introduction...

Unit Topic: Electrons Essential Question: How do the arrangement and behavior of electrons in an atom contribute to the patterns seen in the periodic table? Concept 1: Concept 2: Concept 3: Introduction to Electrons Electron Configurations Periodic Trends Objectives: Objectives: Objectives: 1. Explain both the wave and particle 1. Differentiate between Bohr’s 1. Summarize the connection between natures of electrons. model of the atom and the quantum Coulomb’s law and the periodic model of the atom. trends. 2. Explain the relationship between electrons, energy, and electromagnetic 2. Summarize the organization of the 2. Explain the following trends seen in radiation. first three shells of the electron the periodic table. Use a visual if it cloud. Include their orbitals and helps you to explain the patterns. 3. Summarize the mathematical how many total electrons they can a. Atomic radii relationship between the speed, hold. b. Reactivity wavelength and frequency of c. Electronegativity electromagnetic radiation. 3. Explain the three laws that d. Ionization energy determine the electron 4. Write out the types of radiant energy in e. Ionic radii configuration of an atom. the electromagnetic spectrum including 3. Explain how the shielding effect the trends in wavelength, frequency, 4. Summarize what starts happening works. and energy along the spectrum. in the fourth period that makes the configuration of electrons more 4. Describe how the difference in 5. Draw a picture that represents the complicated. electronegativity between two atoms difference between an electron’s can be used to predict the type of ground state vs. excited state, and what 5. Be able to distinguish the s, p, d, bond that could form. Include an impacts it. and f blocks on the periodic table example to support your description. and relate them to an atom’s 6. Explain what makes an atom stable and electron configuration. 5. Identify the oxidation numbers for what an atom may do to become stable. elements in groups 1, 2, and 13-17. Identify which elements are already 6. Be able to write the electron stable and why. configuration for an atom when 6. Be able to make distinctions between given a periodic table for elements using the periodic trends 7. Differentiate between cations and reference, using both electron- when given a model, description, or anions. configuration notation and noble- example. 8. Compare two waves and determine gas notation. 7. Be able to make predictions about which has the greater wavelength, how main group elements will frequency, and/or energy based on the Practice: behave based on their location on the electromagnetic spectrum. 7. Write the electron configuration and periodic table. 9. Be able to illustrate the valence the noble-gas notation for each of 8. Be able to calculate the difference in electrons of atoms using Lewis the following elements: electronegativity between two atoms structures. a. Beryllium and use it to predict the type of bond b. Chlorine that would form. Practice: c. Nickel d. Iodine 9. Be able to identify a cation or anion 10. Draw a Bohr model and a Lewis based on a picture, description, or structure for sulfur. example. Vocabulary: Vocabulary: Quantum theory Vocabulary: Electrons Orbital Electromagnetic radiation Electron configuration Periodic trends Wavelength Coulomb’s law Frequency Atomic radius Emission spectrum Reactivity Heisenberg uncertainty principle Shielding effect Valence electrons Electronegativity Octet rule Ionization energy Ions Oxidation numbers Lewis structures Ionic radius Electrons Unit © It’s Not Rocket Science® 2023 1