Mrs Ligon's Chemistry Home Page Advanced Chemistry Table of Contents Previous Unit email Mrs Ligon HOMEWORK IS DUE at the beginning of class. ABSENTEES: homework due first day back. TESTS: make ups may be different. Handouts Unit 6 Covalent Handouts Unit  5 Ions and Ionic cpds Handouts etc Unit 4 Handouts Unit 3 Handouts unit 2

NOTE:  Help sessions with me on Tues., room 162;  Dr. Hernandez room 164 Thursday 2:30-3:00 and Ms. Brown before school on Weds from 6:30- 7:20.  Also,  the WELL has tutors for free and the students can sign up to meet with a tutor, often a student from Broughton or from NCSU. ____________________________________________________________________________________________________ Mar. 3, 2014 Classwork I will fix your graph grades in powerschools on Monday, check for any other mistakes please Checking Nuclear worksheet with reactions and fill in blanks and half life problems Checking ws with % C, EF and MF POGIL on EF and MF If time, video on Chemical Reactions: http://www.youtube.com/watch?v=AKiAjW7xHOc Start CH. 8 Chemical Equations and Reactions pp 259-266 and Balancing Equations p 267-271 Try: (Website practice for balancing: http://funbasedlearning.com/chemistry/chemBalancer/default.htm) Homework: Finish % composition problems,EF and MF and half life word problems from Nuclear ws maybe a new WA Next test will cover CH. 7 and 1st part of CH. 8 Chemical Equations and Reactions pp 259-266 and Balancing Equations p 267-271, could be Mar. 11 ___________________________________________________________________________________________________ Feb. 27, 2014 Classwork Collecting IMF Lab that was finished in last class Checking Nuclear worksheet with reactions and fill in blanks Quiz and review of Radioactive particles and Nuclear reactions Half life activity with a graph is due today Notes and worksheet with half life WA Nuclear Start % Composition Homework: Finish % composition problems,EF and MF and half life word problems from Nuclear ws Finish WAs Read and review The Mole on  223-233; Try section review on p. 233 #2, 5, 6c,7b and 8c, 9b ,10c. 13 b Skip 234-235 Do sample problem on p. 239 and 247 Formulas and % C pp241- 243 Empirical and Molecular Formulas pp 244-245  new information on %C -only pp. answers to section review 2. 6.02e23,  5. more,  6c.1.5 e25 nionsK+,  7b.  7.23 e24 ions Na+      8c 0.09316 mol Na+ ____________________________________________________________________________________________________ Feb. 25, 2014 Classwork Collecting IMF Lab that was finished in last classChecking Nuclear worksheet with reactions and fill in blanks Quiz and review of Radioactive particles and Nuclear reactions Half life activity with a graph Notes and worksheet with half life Homework: Finish one side of Nuclear worksheet with the nuclear reactions and the side with fill in from word bank Reextended 5 Webassigns DO THEM NOW PLEASE!! Watch all Radioactivity websites, take notes to bring to next class for 5 pts Easiest 3 types - watch 1st then 4 forces; http://www.youtube.com/watch?v=vuGvQjCOdr0 Bozeman 4 Forces for nuclear reactions 14 min: http://www.bozemanscience.com/nuclear-reactions/ Radiative decay Bozeman- http://www.youtube.com/watch?v=oFdR_yMKOCw 3 types 1 min http://www.youtube.com/watch?v=o-9yt7OAYmE Read and Outline  Ch. 18 on Nuclear Chemistry pp.641-647 Radioactive Decay http://www.dnatube.com/video/28971/What-is-radioactive-decay Half life Bozeman: http://www.youtube.com/watch?v=2io5opwhQMQ Book Ch. 18 Half LIfe and Radioactive Decay: pp. 658-663 ____________________________________________________________________________________________________ Feb. 21, 2014 Classwork Collecting any 2 worksheets with shapes, angles, hybridization, Polarity and the Lab on "Force to be reckoned" and IMF POGIL and/or Molecular naming late 2.5 pts each Finishing IMF Lab Starting Nuclear with Demos and Notes on Nuclear and Nuclear reactions with Alpha and beta particles - be prepared for a quiz next class Homework: Study for Nuclear and Nuclear reactions with Alpha and beta particles - be prepared for a QUIZ next class Finish one side of Nuclear worksheet with the nuclear reactions and the side with fill in from word bank Reextended 5 Webassigns DO THEM NOW PLEASE!! Watch all Radioactivity websites, take notes to bring to next class for 5 pts Easiest 3 types - watch 1st then 4 forces; http://www.youtube.com/watch?v=vuGvQjCOdr0 Bozeman 4 Forces for nuclear reactions 14 min: http://www.bozemanscience.com/nuclear-reactions/ Radiative decay Bozeman- http://www.youtube.com/watch?v=oFdR_yMKOCw 3 types 1 min http://www.youtube.com/watch?v=o-9yt7OAYmE Read and Outline  Ch. 18 on Nuclear Chemistry pp.641-647 Now: Radioactive Decay http://www.dnatube.com/video/28971/What-is-radioactive-decay ____________________________________________________________________________________________________ Feb. 19, 2014 Classwork Collecting any 2 worksheets with shapes, angles, hybridization, Polarity and the Lab on "Force to be reckoned" and IMF POGIL and/or Molecular naming 5 pts each Review Ch. 6 and 11-Test study guide with key Key to short notes on IMF ws Key to concept maps for bonding and IMF Key to worksheet with electron dots for ionic and covalent compounds and ions received Feb. 17 Review day for Ch. 6 and some of Ch. 11 (pp.385-392 - IMF) for Test on Weds. Feb. 19 Discuss Milk and today's Demo on Magic Sand - mostly need to understand that the magic sand was Polar so it repelled water leaving air pockets around it.  Milk moves due to attractive forces and repulsive forces between polar water, sugars, salts and fats in the whole milk and that the polar substances attracted each other and the nonpolar attracted each other repelling the opposite types of molecules. Finish Lab on "Force to be reckoned with" - need to do Study for test the POGIL on IMF - finished last class, bring to turn in for 5 pts Test Review Study guide ws -  Test study guide with key reference for determining highest or lowest boiling point Homework: 2 Webassigns (1) moleclar naming (will be on test) - due Feb. 18 (extend if you forgot to do this - you have one day) and (2) IMF, Mol. Geo review for test - due Feb. 18 Watch the first 3 Radioactivity websites, take notes to bring to next class for 5 pts Easiest 3 types - watch 1st then 4 forces; http://www.youtube.com/watch?v=vuGvQjCOdr0 Bozeman 4 Forces for nuclear reactions 14 min: http://www.bozemanscience.com/nuclear-reactions/ Radiative decay Bozeman- http://www.youtube.com/watch?v=oFdR_yMKOCw 3 types 1 min http://www.youtube.com/watch?v=o-9yt7OAYmE Read and Outline  Ch. 18 on Nuclear Chemistry pp.641-647 Later: Radioactive Decay http://www.dnatube.com/video/28971/What-is-radioactive-decay ____________________________________________________________________________________________________ Feb. 17, 2014 Classwork Completed POGIL on IMF Checking 2 worksheets on electron dots, which now should have shapes, angles and hybridization if you watched the video return quizzes on Molecular Geometry with Polarity (still cannot find- I will look again) Review day for Ch. 6 and some of Ch. 11 (pp.385-392 - IMF) for Test on Weds. Feb. 19 Discuss Milk and today's Demo on Magic Sand Finish Lab on "Force to be reckoned with" - did not discuss today - can on test day - Feb. 19 POGIL on IMF Review ws reference for determining highest or lowest boiling point Homework 2 Webassigns (1) moleclar naming (will be on test) - due Feb. 18 and (2) IMF, Mol. Geo review for test - due Feb. 18 Study for test on Ch. 6 Covalent Bonding, Naming (study the POGIL on Naming Covalent compounds) and some of Ch. 11 (pp.385-392 - IMF) All worksheets on bonding and molecular naming Watch for review 1st video (9min) Dipole Dipole Bozeman: http://www.youtube.com/watch?v=cERb1d6J4-M 2nd video IMF Bozeman: http://www.youtube.com/watch?v=-QqTwJzi7Wo For test you can select practice quizzes:http://www.softschools.com/quizzes/chemistry/ Review Ch. 6 and 11-Test study guide with key Key to short notes on IMF ws Key to concept maps for bonding and IMF Key to worksheet with electron dots for ionic and covalent compounds and ions received Feb. 17 Review day for Ch. 6 and some of Ch. 11 (pp.385-392 - IMF) for Test Did not Discuss Milk and today's Demo on Magic Sand - mostly need to understand that the magic sand was Polar so it repelled water leaving air pockets around it.  Milk moves due to attractive forces and repulsive forces between polar water, sugars, salts and fats in the whole milk and that the polar substances attracted each other and the nonpolar attracted each other repelling the opposite types of molecules. Next Unit Ch. 18 on Nuclear Chemistry pp.641-647 ____________________________________________________________________________________________________ Feb. 10, 2014 Classwork Checking 2 worksheets on electron dots, which now should have shapes, angles and hybridization if you watched the video return quizzes on Molecular Geometry with Polarity Start IMF Intermolecular Forces - Polarity and IMF ppt and use the imf arrow on the back of the molecular geometry reference paper and maybe the longer - IMF short ppt Discuss Milk and today's Demo on Magic Sand Watch 1st video (9min) Dipole Dipole Bozeman: http://www.youtube.com/watch?v=cERb1d6J4-M 2nd video IMF Bozeman: http://www.youtube.com/watch?v=-QqTwJzi7Wo Homework Worksheet in IMF and a webassign on IMF due Feb. 20 now available WE have now covered all of Ch. 6, Feb. 12 review, Feb. 14 Test Review old Bonding notes_ Bonding Notes for Lecture Review ppt for test next week probably Friday Feb. 14. Bonding andn IMF PPT Keys to 3 worksheets: bonding ws II - first one on molecular geometry with 2 molecules with resonance: Sulfur dioxide Ozone. molecular models ws Molecular geometry inquiry tables: resonance with Nitrate and Sulfur trioxide and one exception to the octest rule with Boron Trichloride - Boron can form a compound with only 6 electrons around it.  Also, be sure you know how to notate ions like hydronium ____________________________________________________________________________________________________ Feb. 6, 2014 Classwork Checking 2 worksheets on electron dots, which now should have shapes, angles and hybridization if you watched the video clips on shapes and hybridization from last class' homework Quiz on Molecular Geometry with shapes, angle, hybridization and polarity next class work more with polarity and new for you intermoleclar forces Homework Bozeman video 7 min. Covalent http://www.youtube.com/watch?v=Mo4Vfqt5v2A _________________________________________________________________________________ Feb. 4, 2014 Classwork Checking 2 worksheets on electron dots, which now should have shapes, angles and hybridization if you watched the video clips on shapes and hybridization from last class' homework Review Molecular geometry with shapes,  angles and hybridization Homework Bozeman video 7 min. Covalent http://www.youtube.com/watch?v=Mo4Vfqt5v2A Watch  Videos includes VSEPR: only study the first 2 sets not the last 2 sets http://www.mhhe.com/physsci/chemistry/animations/chang_7e_esp/bom3s2_7.swf Hybridization: http://www.mhhe.com/physsci/chemistry/essentialchemistry/flash/hybrv18.sw ____________________________________________________________________________________ Jan. 30, 2014 Classwork Checking 2 worksheets on electron dots, which now should have shapes, angles and hybridization if you watched the video clips on shapes and hybridization from nlast class' homework Review Molecular Geometry POGIL including shapes, angles and hybridization Review Book notes pp189-202 includes: Sharing ELectrons, Molecular Orbitals,  Energy and Stability (Bond Energy and Bond Length), Electronegativity Difference = Polar and Nonpolar Covalent bonds Covalent Bozeman video 7 min.http://www.youtube.com/watch?v=Mo4Vfqt5v2A Bond Energy and Bond Length (p. 192) Bozeman 7 min.:  http://www.youtube.com/watch?v=I9jd1Ew_YGU&feature=em-subs_digest New worksheet on molecular geometry for more practice New information and notes: multiple bonds and polyatomic ions pp. 203-205 Depending on time: POGIL on Molecular Naming from pp.207, you will need to memorize the  Greek  prefixes Video includes VSEPR: only study the first 2 sets not the last 2 sets http://www.mhhe.com/physsci/chemistry/animations/chang_7e_esp/bom3s2_7.swf Hybridization: http://www.mhhe.com/physsci/chemistry/essentialchemistry/flash/hybrv18.sw  practice quizzes:http://www.softschools.com/quizzes/chemistry/ Homework Bozeman video 7 min. Covalent http://www.youtube.com/watch?v=Mo4Vfqt5v2A Read and outline Ch. 6 pp. 203-205 Webassign  now available on Molecular Geometry Be sure all molecules or ions have shapes, angles and hybridization if we start POGIL on Molecular Naming, you will need to finish andn aread over p. 206-207 ____________________________________________________________________________________ Jan. 27, 2014 Classwork Review electron dot formulas Felt and Pom Pom electron dot molecules Molecular Geometry POGIL Homework Read and outline Ch. 6 pp. 208-211 Molecular Geometry (Molecular Shapes) no naming  yet.  Do not worry about ions yet, next class. Webassign  now available on Molecular Geometry Finish all questions from Molecular Geometry POGIL Go back to the 2 worksheets you have and label the shapes in pencil so we can go over them in next class. Watch Review Geometry and Polarity with http://www.mhhe.com/physsci/chemistry/animations/chang_7e_esp/bom3s2_7.swf New for you - Hybridization: http://www.mhhe.com/physsci/chemistry/essentialchemistry/flash/hybrv18.sw  practice quizzes:http://www.softschools.com/quizzes/chemistry/ ____________________________________________________________________________________________________ Jan. 23, 2014 Classwork  Ionic Test Jan. 23, 2014 Review website on IOn formation, do not read the part about Covalent just yet. I will be after school on Weds. to help you if you need, especially if you missed Friday's class with the Ch. 5 test review ws Homework Read and outline Ch. 6 pp.189-202 Starting Covalent Bonding and then Naming Webassign  soon 2 Worksheets 1st worksheet on front omit 1 and 4 then only do  back 1-5 2nd worksheet omit 4,6,8,10,11,12,14,15, we will work on the omitted ones in next class with an electron dot activity  ____________________________________________________________________________________________________ Next sections of Ch. 6 Starting Intermolecular Forces - Twig on IMF  http://bit.ly/UjUbIi Bozeman on Polarity: Old: 1st video (9min) Dipole Dipole Bozeman: http://www.youtube.com/watch?v=cERb1d6J4-M Old: 2nd video IMF Bozeman: http://www.youtube.com/watch?v=-QqTwJzi7Wo good review and includes polar and nonpolar bonds  -http://www.elmhurst.edu/~chm/vchembook/160Aintermolec.html Notes on Multiple bonds and Ions pp.204-205 - these are the ones we omitted in last class i. e. Ozone