Yearlong Scope and Sequence: Year at a Glance
Course Level Essential Question: How does chemistry foreshadow and explain natural disasters and biological malfunctions?
IA Cycle
1st
Unit Description
Unit 1: Chemistry Habits and Dispositions
Essential Question: Why do scientists make mistakes?
Week 1: What does it mean to be a chemist?
 Measurement & Units
 Volume, Mass, Density
 Percent Error, Significant Figures
Week 2: Do scientists really use the “scientific method”?
 Problem Solving, Nature of Science
 Lab Safety
Unit 2: Classifying Matter and Defining its Properties
Essential Question: Could scientists predict that Hurricane Katrina would strike New Orleans?
Weeks 3 & 4: How do scientists predict weather patterns?
 States of Matter
 Classifications of Matter
 Phase Changes
 KMT
Week 5 & 6: What clues do scientific models and demonstrations provide about the behavior of
chemicals on the atomic scale?
 The Periodic Table (groups/periods/metals/metalloids/non metals)
 Chemical Symbols, Names
 Physical and Chemical Changes
 Ionic and Covalent Compounds
 Precipitation (soluble/insoluble)
Length
2 weeks
4 weeks
2nd
Unit 3: The Atom, Nuclear Chemistry and the Periodic Table
Essential Question: Will the Sun eventually burn out?
Weeks 7, 8: Can scientists turn inexpensive material into gold?
 The Periodic Table (groups/periods/metals/metalloids/non metals)
 Atomic Number, Atomic Mass, Isotopes
 Chemical Symbols, Names
 Extrinsic and Intrinsic Properties of Matter
Weeks 9, 10: How do we know atoms exist?
 The Periodic Table (groups/periods/metals/metalloids/non metals)
 Atomic Number, Atomic Mass, Isotopes
 Subatomic particles
 History of Atomic Models and Understanding
Weeks 11, 12: Can scientists take measures to control the biological side effects of the 2011
(Fukushima Daiichi) nuclear plant meltdown in Japan? Under what grounds should nuclear radiation
be utilized?
 Nuclear Reactions and Equations
 Alpha, Beta Decay
 Fission vs. Fusion
 Revisit EQ from weeks 7 and 8
 Debate EQ from weeks 11 and 12
6 weeks
Unit 4: Electrons, Bonding, Organic Chemistry
Essential Question: Are there cures for genetic disorders?
Week 13: What does the Periodic Table tell us about electrons?
 Periodic Trends (revisit Periodic Table work from IA Cycle 2)

3rd
Electrons, Lewis Dot Structure
Weeks 14 and 15: How does the bond structure reveal the use and characteristics of a chemical
substance?
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Bonding: Ionic, Covalent
Lewis Dot Structure
Intramolecular forces
Organic Chemistry, Polar bonding
3 weeks
Unit 5: Reaction Rates/Equations
Essential Question: How do you design an accident proof home?
Week 16: Why can’t you mix bleach and ammonia?
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Chemical Equations, Symbols
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Chemical Changes, Chemical Equations
Stoichiometry, Mole to Mole Ratio
Week 17and 18 : Why do pipes rust? How do chemists track changes in matter?
3 weeks
Conservation of Mass
Reaction Rates
Unit 6: Acids, Bases & Electrochemistry
Essential Question:
Weeks 19, 20, 21: How can you avoid heartburn?
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pH scale, Properties of Acids/Bases, H+ and pH
Acid/Base Theories
Neturalization Reactions
4 weeks
Titration, Precipitation Reactions (mole ratios revisit)
Weeks 22 and 23: Why doesn’t water put out electrical fires?

4th
Electrochemical Cell
 Oxidation Reduction Reactions
Unit 7: Energetics, Kinetics, Heating and Cooling Curves
Essential Question: Is global warming a natural disaster or human afflicted?
Weeks 24 and 25: Why do our muscles cramp after extended exercise? Which types of reactions are
more essential to sustaining life, endothermic or exothermic reactions?
 Energy, types of energy and energy changes
 Exothermic and endothermic processes
 First and Second Law of Thermodynamics
 Heat vs. Temperature, Specific Heat
 Heat and Phase Changes (revisit from IA Cycle 1)
Week 26: How do scientists model the energy exchanges in a chemical reaction?
 Heat vs. Temperature, Specific Heat (graph application)
 Heating and Cooling Curves
3 weeks
Week 27: Is fire a random, unexplained or orderly, predictable chemical phenomena?
 Relationship between heat, energy and fire
 Keeping track of and measuring changes in energy
 Energy exchanges during reactions with metals and ionic compound
5th
Unit 8: Gas Laws, Solutions, Equilibrium
Essential Question: How can dialysis correct physiological malfunction related to kidney failure?
 Week 28: Is equilibrium static or dynamic?
o KMT/ Gas Laws/Solutions
o Equilibrium
o Le Chatelier’s Principle
Unit 10: Regents Review
3 weeks
3 weeks