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12/12/2011 Standards : 2 (Chemical Bonds)

linear bent trigonal planar trigonal pyramid tetrahedral. 12/12/2011 Standards : 2 (Chemical Bonds) O bjectives : Banking Day Std 2 (Chem Bonds) a. Be able to name ionic and covalently bonded molecules b. Be able to draw Lewis Structures for molecules (rev. of LABS)

minerva-hendricks
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12/12/2011 Standards : 2 (Chemical Bonds)

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  1. linear bent trigonal planar trigonal pyramid tetrahedral 12/12/2011 Standards: 2 (Chemical Bonds) Objectives: Banking Day Std 2 (Chem Bonds) a. Be able to name ionic and covalently bonded molecules b. Be able to draw Lewis Structures for molecules (rev. of LABS) c. Be able to draw resonant structures. DO NOW: 1. Draw Lewis Structure for: CH4 CH2O N2H2 2. Name these molecules: Cu(NO3)2 Ag2Cr2O7 HOMEWORK: 1. Ch 9 Assess p. 273 For each of the following, do only letter c 94-100, 104, 108, 109. In 110 show why a, b, c, or d answers the question. (5 pts) Std 2 (to be stamped Wed) 2. Ch 9.4 p. 262 49-52. DO NOT FOLLOW DIRECTIONS IN TEXT. Draw Lewis Structure & show total valence electrons & shape as you will do in today's lab. (5 pts) due tomorrow (was on Fri Whiteboard) (turn in tomorrow) 3. SN Ch 9.4 and 9.5 p. 118-124 (5 pts) Std 2 (to be turned in tomorrow) ======================================================== STAMPS: Journal 12/9 1. Lab - Lewis Str & Molecular Geo - Ball & Stick (Shapes) (1 pt) Std 2 BASKET: Lab - Molecular Geo, Lewis Str & VSEPR - 20 (pts) Std 2

  2. ANNOUNCEMENTS: 1. Lab tomorrow - Lewis Structures and Molecular Geometry – Uses ball & stick kits (10 pts) 2. Mem. Ions Quiz 3 - moved to Thurs , 16 ions, 15 questions, 15 points 3. Test 2 coming Friday (100 pts, 60 questions, covers Ch 2-6, 8, & 9 4. If you missed Friday's lab last week, you get a zero unless you make it up here in class. Come before school, break, lunch

  3. 2. total e1- = 8 total e1- = 12 total e1- = 12

  4. 12/13/2011 Standards: Many Objectives: a. Complete Molecular Shapes LAB (ball & stick) - due end of period DO NOW: 1. Read entire lab silently to yourself. HOMEWORK: 1. See HW page for help with Memorize Ions 3 (print of a different organization) ================================================= STAMPS: NONE BASKET: Ch 9.4 p. 262 49-52. DO NOT FOLLOW DIRECTIONS IN TEXT. Draw Lewis Structure & show total valence electrons & shape as you will do in Friday's lab. (5 pts) BLACK SINGLE-LEVEL STACKER TRAY: SN Ch 9.4 and 9.5 p. 118-124 (5 pts) Std 2 ANNOUNCEMENTS: 1. Test 2 moved to Mon (100 pts, 60 questions, covers Ch 2-6, 8, & 9 2. Mem. Ions Quiz 3 moved to Fri, 16 ions, 15 points, 15 questions 3. REMEMBER - Ch 9 Assess p. 273 For each of the following, do only letter c 94-100, 104, 108, 109. In 110 show why a, b, c, or d answers the question best. (5 pts) Std 2 (to be stamped Wed)

  5. 12/14/2011 Standards: Many Objectives: a. be able to use electronegativity differences to identify bond types b. be able to recognize polar bonds by their shape and/or symmetry DO NOW: 1. Get scantrons and copy down your score and convert to points (60 possible for Quiz 2.3) Your score on scantron x 1.73 = points in gradebook 2. Start HW problems while I am stamping - questions for problems you can't do HOMEWORK: 1. Ch 9.5 PP's, p. 266 60-63, Ch 9.5 Assess, p. 267 64-67, 69 (5 pts) Std 2 2. "Ionic vs Covalent Bonding“ applet on-line. See website for link (2 pts) Std 2 ======================================================== STAMPS: Journal 12/13 (lab) 1. Ch 9 Assess p. 273 For each of the following, do only letter c 94-100, 104, 108, 109. In 110 show why a, b, c, or d answers the question (5 pts) ANNOUNCEMENTS: 1. Test 2 moved to Monday next week. 2. Pre-quiz with responder for Test 2 on Friday (5 pts) 3. Memorize Ions - Quiz 3 Friday. See Quiz/Test Reviews for details

  6. Relative Polarity of BONDS

  7. http://depts.washington.edu/woodmand/IEs/iCovIon.html Demonstrate applet to run at home

  8. Covalent bonding occurs in nonmetal compounds. Use the highlighter to select the compounds that are covalently bonded. Use the highlighter to select the compounds that are covalently bonded. H2O HCl NaF CO2 LiO MgO NaCl CH4 NH3 Drag this to the target to reveal the answers. Drag this to the target to reveal the answers.

  9. 12/15/2011 Standards: 2 (Chemical Bonds) Objectives: a. Students will be able to ask questions about HW questions, and get answers. b. Be able to recognize and draw resonant Lewis structures. DO NOW: 1. HW to basket within 2 min of tardy bell. If 2 papers, staple together, be sure name is on both papers. 2. Give the definition of resonance in regards to Lewis Structures HOMEWORK: 1. Help Sheet for Test 1, 1/2 sheet of paper, 2 sides - Covers everything this semester to date - Ch 2,3,4,5,6,8, and 9 (10 pts) 2. Get on your Memorizing of the 13 polyatomic ions and HCl, H2SO4, & H3PO4 ======================================================= STAMPS: Journal 12/14/11 1.Ch 9.5 PP's, p. 266 60-63, Ch 9.5 Assess, p. 267 64-67, 69 (5 pts) Std 2 2. Run this applet at home. When you have completed the screen and the additional question, draw the screen and write down questions and its answer. (3 pts) Std 2 ANNOUNCEMENTS Memorize Ions 3 tomorrow (15 points). Practice Test 2 - RESPONDERS (5 pts) - You will be able to use your Help Sheet.

  10. RESONANCE

  11. extra examples below Polarity Reasons polar different atoms lone pairs on central NO lone pairs on central non-polar same atoms symmetrical not symmetrical

  12. Dipole for H2O Applet http://www.colorado.edu/physics/2000/applets/h2ob.html

  13. H O H O Answer Answer H

  14. H C O N

  15. RESPONDERS 12/16/2011 Standards: 2 (Chemical Bonds) and Many Objectives: a. Review for Test 1 - Responder Pre-Quiz (5 pts) Std Many b. Memorize Ions 3 – check for understanding Std 1 DO NOW: 1. Clear desks and floors of everything except the answer sheet for Memorize Ions Quiz 3. 2. You may use your Help Sheet. You will also need a clean sheet of paper to take notes on the questions. HOMEWORK: 1. PRINT Mr. Wigger's Review for Test 2, ans questions on printout, and WRITE THE REASONS FOR YOUR ANSWERS. 2. There is a SmartBoard notebook file link for you on today's HW page that lets you see the questions we went through today in class on responders. STAMPS: HELP SHEET - 10 pts

  16. Test 2 coming Monday - 100 points Covers 2,3,4,5,6,8, and 9 ChemThink assignment will be due Wed. next week. See Monday's HW page for details. See notice on Home page of my website regarding what is available on-line in a notebook file to help you with this test.

  17. 12/19/2011 Standards: 3 Objectives: a. Check for understanding – Test 2 (Ch 2-9) b. Be able to define word equations, skeleton equations, and chemical equation DO NOW: 1. Define word equations, skeleton equations, and chemical equation 2. Balance these equations: a. Fe2O3 + Al à Al2O3 + Fe b. Fe + Cl2à FeCl3 HOMEWORK: 1. Handout – Balancing Skeleton Equations (5 pts) Std 3 ==================================================================== THIS IS MONDAY'S WHITEBOARD STAMPS: Journal 12/15 1. Define and give examples of the three kinds of equations as described in textbook in Ch 10.1 - word equation, skeleton equation, and chemical equation. (3 pts) Std 3 Announcements: NONE

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