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Chemistry Honors Pacing Guide
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Two-week summary of major instructional content and skills • 36 instructional weeks
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Week(s)Unit / TextMajor ContentMajor Skills and Assessments
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Weeks 1–2Atomic StructureAtomic Theory (2 days); Atomic "Math" (2 days); Average Atomic Mass (1 day); Molar Mass (2 days).Describe the atomic model and locate protons, neutrons, and electrons; determine particle counts from the periodic table; calculate average atomic mass and identify the most abundant isotope; determine molar mass.
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Weeks 3–4Atomic Structure / The ElectronMole Conversions (3 days); Unit Review (1 day); Unit Assessment (1 day); Electromagnetic Spectrum—wavelength, frequency & energy (3 days).Use dimensional analysis to convert among mass, moles, and particles; review and assess atomic structure; explain relationships among wavelength, frequency, and energy and calculate each quantity.
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Weeks 5–6The ElectronEmission Spectra (2 days); Electron Orbitals & Sublevels (2 days); Orbital Diagrams & Electron Configuration (3 days).Relate emission spectra to electron transitions and quantized energy levels; describe orbitals and s/p/d/f sublevels with their electron capacities; apply electron-arrangement rules to orbital diagrams and configurations.
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Weeks 7–8The Electron / The Periodic TableValence Electrons & the Periodic Table (3 days); Unit Review (2 days); Unit Assessment (1 day); Arranging the Elements—Mendeleev video (2 days).Determine valence electrons from electron configurations and periodic-table position; complete electron-unit review and assessment; explain the historical development of the periodic table through Mendeleev and Moseley.
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Weeks 9–10The Periodic TablePeriodic Trends (3 days); Graphing the Periodic Trends lab (1 day); Groups & Families (2 days); Valence Electrons and Ion Charge (3 days).Use periodic trends to predict properties; graph and analyze atomic/ionic radius, ionization energy, and electronegativity data; use groups and valence electrons to predict properties and ion charges.
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Weeks 11–12The Periodic Table / Types of Chemical BondsLewis Dot Diagrams (1 day); Unit Review (2 days); Unit Assessment (1 day); Chemical Bonding & Types of Bonds (2 days); Naming Ionic Compounds (3 days).Use valence electrons to draw Lewis dot diagrams; complete periodic-table review and assessment; explain why bonds form, distinguish ionic from covalent bonds, and name binary, ternary, and polyatomic ionic compounds.
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Weeks 13–14Types of Chemical BondsPractice Naming Ionic Compounds (2 days); Writing Ionic Formulas from Names (2 days); Naming & Formula Writing Practice (2 days); Ionic Compounds Quiz (2 days).Name ionic compounds from formulas; write correct ionic formulas from names; apply ionic nomenclature in practice; complete the Ionic Compounds Quiz.
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Weeks 15–16Types of Chemical BondsCovalent Compounds notes (2 days) & practice (2 days); Acids & Bases notes (2 days) & practice (2 days).Name and write formulas for binary covalent compounds and for acids and bases; apply both skills in practice.
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Weeks 17–18Types of Chemical Bonds / Percent Composition and Molecular FormulaChemical Bonds Unit Review (2 days) & Assessment (1 day); Percent Composition (2 days); Empirical Formula (2 days); Molecular Formula (2 days); Unit Review (1 day).Complete chemical-bonds review and unit assessment; calculate percent composition by mass; use percent composition to determine empirical formulas; use empirical formula and molecular mass to determine molecular formulas; review these calculations.
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Weeks 19–20Chemical ReactionsConstructing Chemical Equations (3 days); Midterms (5 days).Translate word equations into chemical-formula equations; complete midterm assessments.
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Weeks 21–22Chemical ReactionsBalancing Chemical Equations (3 days); Classifying Chemical Reactions (3 days); Predicting Products of Synthesis Reactions (2 days).Balance equations to obey conservation of matter/mass; classify reactions as synthesis, decomposition, single replacement, double replacement, or combustion; predict synthesis products using valence electrons and ion charges.
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Weeks 23–24Chemical ReactionsPredicting Products: decomposition (2 days), single replacement (2 days), double replacement (2 days), combustion (2 days); Chemical Reactions Quiz (1 day).Predict products for decomposition, single-replacement, double-replacement, and combustion reactions using valence electrons and ion charges; complete the chemical reactions quiz.
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Weeks 25–26Chemical Reactions / Nuclear Chemistry & RadioactivityRedox Reactions & Net Ionic Equations (3 days); Unit Review (2 days); Unit Assessment (1 day); Intro to Radioactivity video (2 days).Determine oxidation numbers, identify oxidation and reduction, and construct net ionic equations for redox reactions; complete reaction-unit review and assessment; explain the general process, history, and uses of radioactivity.
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Weeks 27–28Nuclear Chemistry & RadioactivityAlpha Decay (1 day); Beta Decay (1 day); Gamma Decay (1 day); Fission & Fusion (2 days); Next-Gen Reactors documentary (3 days).Explain alpha, beta, and gamma decay and write corresponding nuclear equations; compare nuclear fusion and fission, including energy-production pros and cons; evaluate next-generation reactor designs and their potential role in meeting energy needs.
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Weeks 29–30ThermochemistryThermochemistry foundations, practice & Quiz 1—thermal energy/temperature, equilibrium, specific heat, calorimetry (8 × 0.5 day = 4 days); Khan Academy Unit Test (1 day); States of Matter & Phase Changes (3 days); States of Matter (2 days).Distinguish thermal energy from temperature; describe heat flow to thermal equilibrium; relate specific heat capacity to temperature change; apply heat calculations in calorimetry; complete related practice/quiz/test work; explain particle and energy changes across states and phase changes.
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Weeks 31–32ThermochemistryPhase Changes (2 days); Heating & Cooling Curves (2 days); Energy Bar Charts (3 days); Quantitative Heat Calculations (3 days).Explain the effect of heat on particles during phase changes and across heating/cooling curves; represent heat changes qualitatively with energy bar charts; apply heat formulas to quantify energy gained or lost during physical changes.
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Weeks 33–34Thermochemistry / SolutionsThermochemistry Unit Review (1 day) & Test (1 day); Solubility (2 days); Saturated/Unsaturated/Supersaturated Solutions (2 days); Solubility Curves (3 days); Molarity (3 days).Review and assess thermochemistry; explain solubility using polarity and “like dissolves like”; distinguish saturated, unsaturated, and supersaturated solutions; analyze solubility curves; calculate molarity and rearrange the molarity equation.
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Weeks 35–36SolutionsDilutions (3 days); Solution Stoichiometry (3 days); Colligative Properties (3 days); Unit Review (1 day); Unit Assessment (1 day).Use the dilution equation to solve for concentration/molarity; use molarity and balanced equations for solution stoichiometry; determine how solute amount affects colligative properties; complete solutions review and unit assessment.
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