Khan Academy
Chemistry videos playlist: here !

Bodner research web: General Chemistry Help

WebElements: the periodic table on the web

Rules for significant figures:
Pdf created by Univ of Wisconsin.

Scientific notation. Online Summary.

POWERS OF TEN: Powers of Ten takes us on an adventure in magnitudes. Starting at a picnic by the lakeside in Chicago, this famous film transports us to the outer edges of the universe.

Powers of Ten @


Chemical Nomenclature, summary, webpage.
General Chemistry. Videos.
Prof. Chuck Wight, University of Utah
Chemistry, video lectures.

Animated moleculues:



Scientific Method: Observation, a description of a burning candle. Taken from Chemistry: An Experimental Science, George C. Pimentel (Editor) p 449.

Chemistry I

Discovery consists of seeing what everybody has seen and thinking what nobody has thought.
Albert Szent-Gyorgyi. Hungarian, Nobel Prize winner (Medicine).

If you can't explain it simply, you don't understand it well enough.
Albert Einstein


Notes & Assignments:

Teacher Carlos Sotuyo


Tutoring: Wednesdays 2.30 to 3.00pm & Fridays 2.30-3.30pm

  1. Introduction. Lab safety contract. Common safety symbols, pdf.
  2. Assignment 1 (homework): completed lab safety contract.
  3. Chemistry is the study of the composition, properties and behavior of matter. Branches: physical chemistry, inorganic chemistry, organic chemistry, analytical chemistry & biochemistry.
  4. Measurement skills. The International System of Units (abbreviated SI from French: Le Système international d'unités). Practice 1
  5. Review for the Quiz: Review
  6. Homework: Textbook, page 96 questions #79 & 82; p99, question #3.
    Due on Tues 27 (Periods 1, 3 & 5) and Weds 28 for periods 2, 4 & 6.
  7. Week 2: Quiz 1 based on practice 1 & Review.
  8. Classification of matter. Properties of matter. Textbook pp32-59.
    Practice 02, questions 39 to 57 on page 55. Homework 02 here.
  9. Density. Textbook p80. Practice 03 problems here.
  10. Practice 04. Density, mixtures, substances. Homework 03 here.
  11. Week 4. Lab Density.
  12. Mock test 1.
  13. Test 1 is based on practice 03, 04, and the density lab.
  14. Test 1: substances, mixtures, density calculations: Mon 16 (odd day) & Tues 17 (even day).
  15. Atomic models. Practice 05, Atomic models. Week of 9/16-20
  16. Practice 06, review: basic atomic structure.

  17. Review atomic models. Answers here !!

  18. Quiz 2 based on practice 5, practice 6 and review of atomic models.
  19. Quiz 2, Tues 9/24 odd periods; Wedns 9/25 even periods.
  20. Practice 07. The quantum model – electron configurations.
  21. Practice 08. Electron configurations
  22. Review, The quantum model – electron configurations.
  23. Quiz based on practice 7, 8 & Review.
  24. Additional info for the curious student: Documentary Quantum Mechanics Fabric of the Cosmos
    Also, Professor Brian Greene - The Hidden Reality.
    Professor Richard Feynman: the character of physical law
  25. Practice 09, Electromagnetic spectrum.
  26. Practice 10, The periodic table.
  27. Practice 11, Periodic trends. Review of electromagnetic spectrum.
  28. Review: The periodic table, periodic trends, electromagnetic spectrum.
    Review 2. The periodic table, periodic trends, electromagnetic spectrum.
  29. Quiz: The periodic table, periodic trends, electromagnetic spectrum.
    Odd periods, Tues Oct 22; Even periods,Wedn Oct 23. Quiz is based on reviews listed on point 28. The quiz includes a 6th question, extracredit
  30. End of Grading period, Oct 24.
  31. Chemical Bonding. Chapter 7 & 8.
  32. Ionic & metallic bond. Practices 12 & 13.
  33. Review ionic bond.
  34. Quiz: ionic bond. Based on review for ionic bonding. Even periods, Tues Nov 5th; odds periods, Wednesday Nov 6th.
  35. Covalent bond. Practice 14 & Practice 15.
  36. Covalent. Review. Quiz Covalent bond based on the review.
  37. Quiz: Fri Nov 15, even periods; Mond 18th, odd periods.
  38. Chapter 9: beginning Nov 19. Practice 16 & 17, naming ionic compounds. This is the Review: the quiz will consist of 20 itmes: formulas to name, names of which the student will write the formula for.
    The Quiz include an extracredit question, similar to the homework.
  39. Homework: Pair each of the 15 anions listed on table 9.3 page 268 of the text book, with potassium ion, and with iron II & III ions: write & name formulas.  Homework is due the day of the quiz (Even periods, Mond Nov 25; odds periods, Nov 26.)
  40. Done with ionic componds' nomenclature? Let go over Molecular compounds nomeclature. Two practices, the first and the second click here. This is the review. Then, on the week of Dec 2 to 6, the Quiz !
  41. Videos: there are so many videos dedicated to chemical nomenclature, naming ionic & molecular compounds. These are three videos on the topic that I recommend: 1, 2 & 3. The author of the videos is mistercheung Video on molecular compounds nomenclature, here
    ** notice: as always, quizzes are based on the review worksheet questions !
  42. Quiz on naming molecular compounds based on review (See point # 40)
    Even periods, Thurs Dec 5th, Odds periods, Fri Dec 6th.
  43. Week of Dec 9 trhu 13: Chapter 13: States of matter: Practice "The nature of gases" here.
  44. Practice "nature of liquids and solids" here.
  45. Practice "Changes of State" here. The review for the quiz here. Quiz, chapter 13, week Dec 16-20. Tues 17th, odds periods; Weds, 18th, even periods.
  46. Chapter 11.1 Chemical reactions. Writing  and balancing equations. Practice pdf file download here. 11.2 Practice pdf, types of chemical reactions here. Review, preparation for the quiz: Reactions, equations, here.
  47. Chapter 11.3, reactions in aqueous solution: Practice 1 pdf here.
  48. Practice 2: MS word doc, single replacement and double replacement equations: complete ionic and net ionic equations. Solubility rules.
  49. Quiz: complete single replacement and doublereplacement equations. Write both complete & net ionic equations.
  50. ***ChemWiki: precipitation reactions*** very useful review, online.
  51. Chapter 10: The mole. Practice & review (60 questions, two sessions).
  52. Quiz, The mole. Even periods, Mond 2/10. Odd periods 2/11.
  53. Percent composition and chemical formulas. Practice 1, Practice 2.
  54. Quiz, percent composition. Even periods, Tues 2/19. Odd periods, 2/20.
  55. Stoichiometry: quantities in chemical reactions.
    Stoichiometry 1 & Stoichiometry 2 (limiting reagent, % yield)
  56. Stoichiometry: quantities in chemical reactions:
    Review 1 & mix review 2
  57. Online: limiting reagent problems (explained)
  58. Quiz: March 5th, even periods; March 6th, odds periods.
  59. Solutions (chapter 16). Practice Solutions 1 & Solutions 2 (review).
  60. Review, take a fake quiz, then the real one: Quiz, even periods, Thurs 03/13; odd periods, Fr 3/14.
  61. Acids and bases. Practice 1, acids and bases, pH scale, calculations. Practice 2, strong and weak acids and bases, neutralization reaction.
  62. End of 3rd Grading Period.
  63. Review: Acids and bases. Next, Quiz Acids and bases
  64. Reactions rate, equilibrium: practice 1, review 1, review 2.
  65. Quiz: rates & equilibrium.
  66. The gas laws: practice 1, gas laws; review1;
    practice 2, ideal gas law.
  67. Ideal gas behaviour: Glencoe virtual lab.
  68. Ideal Gas: review2. Ideal gas quiz: even periods, Fri May 9; odds periods, Mond May 12.
  69. Nuclear chemistry: practice 1, nuclear reactions. Practice 2, radioactive decay, nuclear reactions (review) Quiz.
  70. Honor class: Organic chemistry: hydrocarbons, nomenclature. Functional groups.
    Classwork 1 (orgo 1) and classwork 2, (Orgo 2). No Quiz ! school year ends!