جسم الانسان( روعة)



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ملف روعه في الروابط والتركيب

Sulfur Dioxide, SO2

Periodic Table
Crossword puzzle and periodic table activity.
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4
Atomic model
Historical overview of the atom from Democritus to Bohr.
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5
Alkali Metals Lab
Combining alkali metals with water – what could be more fun than explosions?
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6
Periodic Trends
Examining how ionization energy and electron affinity change with an element's position on the periodic table.
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8
Ionic Bonding
Lewis dot diagrams and chemical bonding between metals and nonmetals.
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9
Covalent Bonding
Chemical bonding between two nonmetals (a continuation of yesterday's worksheet).
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10
Physical Properties Lab
Comparing the physical properties of two solids. (This is a good time to teach students how to light and use Bunsen burners.)
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11
Electronegativity
Using electronegativity to predict bond strength and solubility. The second half of today's class is spent learning element names and symbols.
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12
Naming
Rules for naming ionic and covalent compounds.
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13
...
Continuing yesterday's work. Rules for naming acids, bases, and hydrates.
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14
Naming Review
It is difficult to name all types of compounds. Today's assignment is a good way for students to gauge their understanding of this topic.
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15
Types of chemical reactions
Reaction types include synthesis, decomposition, single displacement, and double displacement. Part 1 is set up as a lab but is better as a demonstration. Students should do part 2 themselves - it's fun.
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16
The Activity Series
Predicting chemical reactions using the activity series. (Note: brief lab activity.)
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17
Review
Review of unit 1: matter and chemical bonding.
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Unit 2: Quantities in Chemical Reactions
#
Topic
Description
Links
20
Proportions
Proportions and percentage composition – lab and calculations.
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21
Significant Digits
Significant digits and isotopic abundance.
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22
The Mole
Introducing the mole concept. Today's lesson is brief, which leaves time to return and discuss the tests from Unit 1.
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23
Molar Mass
Molar mass and simplest formula calculations (see yesterday's lesson for files).
24
Molecular Formula
Empirical (i.e. simplest) and molecular formula calculations.
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25
Hydrates Lab
Applying the molecular calculations from yesterday to determine the number of moles in a hydrate.
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26
Balancing Equations
Balancing chemical equations and balancing nuclear equations.
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27
Calcium Lab
The reaction of calcium with water.
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28
Factor Label Method
Introducing the factor label method, which will be used for all subsequent lessons in this unit.
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29
Stoichiometry
Introducing stoichiometry - used to calculate the relative quantities of two chemicals in a reaction.
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30
...
Continuing the calculations from yesterday.
31
Limiting Reagents
Limiting reagents adds another layer of complexity to stoichiometry.
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32
Limiting Reagents Lab
Using the concepts from yesterday's lesson to predict the limiting reagent in a reaction.
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33
...
Completing yesterday's lab and the calculations from the first "Limiting Reagents" class.
34
Percentage Yield
Comparing theoretical and actual yields to determine percentage yield. Builds on stoichiometry and limiting reagents.
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35
...
Continuing the percentage yield calculations from yesterday.
36
Review
Review of unit 2: quantities in chemical reactions.
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Unit 3: Solutions and Solubility
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Topic
Description
Links
38
Solubility
Introduction to solubility, including a discussion of intermolecular forces.
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39
Concentration
Concentration = quantity of solute ÷ quantity of solution. This lesson focuses on concentration calculations (V/V, W/W, W/V, ppm, ppb, mol/L).
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41
Molar Solutions
Making molar solutions from solids – procedure and calculations. (Note: brief lab activity.)
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42
...
Making molar solutions from liquids – similar to molar solutions from solids except pipettes are used to measure moles (via volume). (Note: brief lab activity.)
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43
Net Ionic Equations
Writing net ionic equations by breaking salts into ions: e.g. MgCl2(aq) really means Mg2+(aq) + 2Cl–(aq).
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Solubility Rules
Today's lab involves a series of double displacement reactions that yield precipitates. Results are summarized as a series of solubility rules.
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45
...
Finishing the questions from yesterday's lesson.
47
Solubility Curves
Students investigate the solubility of a chemical at different temperatures. Class data is plotted to create a "solubility curve".
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48
Water Treatment
Water treatment crossword puzzle.
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49
Solutions Stoichiometry
Extending the stoichiometry calculations from Unit 2 to include solutions.
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50
Conductivity Lab
Students investigate why some solutions conduct electricity but others do not.
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51
Acids & Bases
Looking at acid/base properties, pH, the Arrhenius definition of acids and bases, and the Bronsted-Lowry concept. (Note: brief lab activity.)
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52
Neutralization
Writing and balancing neutralization reactions.
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53
Titration
Titration: the quantitative analysis of neutralization reactions. Note: teachers should spend time before the lab showing students how to set up and use equipment.
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54
...
Finishing yesterday's work. Students compete in a competition to see who is "best with a burette".
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Review
Review of unit 3: solutions and solubility.
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Unit 4: Gases & Atmospheric Chemistry
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Topic
Description
Links
58
KMT
Introduction to gases, starting with a discussion of the Kinetic Molecular Theory. Students complete questions 1-10.
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59
Pressure
Finishing yesterday's lesson, including demonstrations. The last demonstration is more dramatic with a balloon rabbit. This lesson is short to give time to return tests from Unit 3.
60
Boyle's Law
Students investigate the mathematical relationship between pressure and volume (i.e. Boyle's Law).
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62
Charles's Law
Finishing the Boyles' Law questions from last class. The second half of today's lesson is spent on Charles's Law.
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63
Combined Gas Law
Combining Boyle's Law and Charles's Law to get the "combined gas law".
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64
Weighing Gases Lab
How do you weigh a gas? In today's lab, students find out.
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65
Partial Pressures
Dalton's law of partial pressures: the total pressure of a mixture of gases is equal to the sum of the pressure of individual gases.
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66
Molar Volume Lab
In today's lab, students determining the "molar volume" of hydrogen gas.
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67
Ideal Gas Law
The ideal gas law (PV=nRT), like the other gas laws, is used to calculate one unknown variable when all other variables are known. (Note: brief lab activity.)
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68
Gas Stoichiometry
Extending the stoichiometry calculations from Unit 2 to include gases.
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69
Review
Review of unit 4: gases & atmospheric chemistry.
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Unit 5: Hydrocarbons and Energy
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Topic
Description
Links
71
Foods Lab
Introduction to organic chemistry.
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72
Hydrocarbon Models
Students build models and draw diagrams of hydrocarbons: alkanes, alkenes, alkynes, and aromatics.
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73
Combustion
Students investigate the products of complete and incomplete combustion.
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74
Hydrocarbon Naming
Organic nomenclature follows a different set of rules than inorganic nomenclature. Students learn these rules and try several examples.
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75
...
This period is spent entirely on practice problems. Students apply the rules they learned yesterday.
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76
Chemsketch
Students learn to use ChemSketch - a program for drawing organic molecules. A computer lab with ChemSketch installed is needed.
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77
Isomers & Polymers
Students build models of isomers (compounds with the same chemical formula but different structures) and polymers (long chains of carbon-containing monomers).
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78
Alkanes and alkenes Lab
Comparing the chemical properties of alkanes and alkenes to illustrate the reactivity of a double bond. This is a lab, but it may be better as a demonstration.
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79
Thermochemistry
Concepts related to thermochemistry are introduced, including calorimetry, heat capacity, molar heat of reaction, etc.
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80
Candle Lab
Students determine the molar heat of combustion for paraffin wax, applying the concepts learned in yesterday's lesson.
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81
Bond Energies
Using bond energies to predict the energy change when atoms rearrange themselves in chemical reactions.
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82
Review
Review of unit 5: hydrocarbons and energy.
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85
Exam Review
Review of the course, mainly focusing on calculations.
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86

الجدول الدورى
اختار للقراءة فقط

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عرض شرائح تحفة للتفاعلات الكيميائية
مجسم ومتحرك (( motion ))

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