Week 8 Chapter 4 - Atomic Structure BIG IDEA: Electrons and the Structure of Atoms Essential Questions: 1. What components make up an atom? 2. How are atoms of one element different from atoms of another element?
Monday 10/2 - Defining the Atom a. How did the concept of the atom change from the time of Democritus to the time of John Dalton? b. What instruments are used to observe individual atoms? Warm up NOTES: Atomic Theory Timeline , (Slides 2-8. Skip 6) Test Corrections Homework: READ 4.2
Wednesday 10/4 - Distinguishing Among Atoms c. What are the three kinds of subatomic particles? d. How can you describe the structure of the nuclear atom? Warm up Go over w/s NOTES: Atomic Structure, Average Atomic Mass, Slides 1-6. Homework: READ Inside Isotopes. Complete Pre-lab exercises 1-4.
Thursday 10/5 - Distinguishing Among Atoms e. What makes one element different from one another? f. How do isotopes of an element differ? Go over "Inside Isotopes" Pre-Lab Investigation - Inside Isotopes Homework - Complete Analysis Questions.
Chapter 25 - Nuclear Chemistry BIG IDEA - The Nucleus and the Structure of Atoms Essential Questions: 1. What happens when an unstable nucleus decays? 2. How is the structure of atoms altered during fission and fusion? 3. How does nuclear chemistry affect your life?
Tuesday 10/10 - The Nucleus Go over Inside Isotopes Conclusion Go over Atomic Structure w/s Homework: Study for Quiz Wednesday 10/11 - ASSESSMENT PSAT Testing for sophomores during fourth period a. How do nuclear reactions differ from chemical reactions? b. What happens in a nuclear chain reaction? c. How do fission reactions and fusion reactions differ? NOTES: The Nucleus. NOTES: Fission & Fusion Homework: READ 25.1
Friday 10/13 - Radioactive Decay d. What are three types of nuclear radiation e. What determines the type of nuclear decay a radioisotope undergoes? f. How much of a radioactive isotope remains after each half-life? g. What are two ways in which transmutation can occur? Notes: Radioactive Decay. Homework: READ - Sample Problem 25.1 on pg 884. Complete Practice Problems 9 & 10. (Be sure to check your answers in the back of the book.)
Week 10 Monday 10/16 - Radioactive Decay, Half Life INVESTIGATION: Understanding Half Life Homework: Finish Analysis and Conclusions for Investigation. Complete Problems 15 -17 on pg 886.
Tuesday 10/17 - WARM UP - A 0.456-mg sample of Hydrogen-3 was collected. After 24.52 years, 0.114mg of the sample remains. What is the half life of Hydrogen-3? Go over homework Correct Quiz NOTES: Nuclear Applications Homework: READ 25.3, 25.4
Chapter 5 - Electrons in Atoms BIG IDEA: Electrons and the Structure of Atoms Essential Questions: 1. How does the quantum mechanical model describe the arrangement of electrons in atoms? 2. What happens when electrons in atoms absorb or release energy?
Wednesday 10/18 - Electomagnetic Spectrum a. Describe the electromagnetic spectrum in terms of frequency, wavelength, and energy. NOTES - Waves and Particles (slides 1-7) Homework - Sample Problem 5.2 on pg 141. Complete PP 15 & 16 on pg 141. READ 5.3. Thursday 10/19- Quantum Theory WARM UP: What is the frequency of radiation which has a wavelength of 4.00EE-5 cm? In what region of the electromagnetic spectrum is this radiation? b. How did Einstein explain the photoelectric effect? c. How does quantum theory differ from classic theory? NOTES - Waves and Particles cont. (slides 8- 13) Sample Problem5.3 on pg 144. Complete PP 17 & 18 on pg 144. Homework: READ Up In Flames Background Information.Using your textbook pages R 2 -R9 and The Dynamic Periodic Table linked to your "Resources" page on the website, research the color of the flame and the line spectrum for Calcium, Sodium, Lithium, Strontium, Barium, Copper, and Potassium. To use the Dynamic Periodic Table, click on the element in the periodic table that you are interested in. Then hover over "Wikipedia" on the upper left of the screen. From the drop down menu, click on "WebElements" The line emission spectra is displayed across the top of the page. Fill in the Data Table with your findings. For the line spectrums, record the approximate number of lines in each color range using the notation "one", "few", or "many". Do not try to count all of the lines - just estimate.
Week 11 Monday 10/23 - Revising the Atomic Model d. What did Bohr propose in his model of the atom? e. What causes atomic emission spectra? f. How are the frequencies of light emitted by an atom related to changes of electron energies? WARM UP: What is the energy of a photon of red light with a frequency of 4.30EE14 Hz? Go over Analysis and w/s. NOTES: Neils Bohr (slides 11 & 12); The Bohr Model Homework - Complete Up in Flames Conclusion Questions. Turn in tomorrow for a lab grade.
Tuesday 10/24 - Quantum Mechanics Go over Lab Conclusions g. What does the quantum mechanical model determine about the electrons in an atom? h. How do sublevels of principal energy levels differ? NOTES: Quantum Numbers Homework:READ 5.1 Bohr Model w/s
Thursday 10/26 - Electron Arrangement in Atoms i. What are the three rules for writing the electron configuration of elements? Go over w/s NOTES: Electron Configuration (Slides 1-5). Electron Configuration Song. Homework: Complete Electrons Review ws # 1-5. (Be sure to correct your answers when you are done). Study for Quantum Mechanics Quiz
Friday 10/27 - Quantum Mechanics ASSESSMENT: Quantum Mechanics Quiz Complete Electron Configuration w/s # 1-4 Homework: Finish Electron Configuration w/s (1-4). Complete Electrons Review ws # 6 - 14. (Be sure to correct your answers when you are done).