The School of Mathematics

Grade 11 Physical Sciences – Term 3

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About Course

This Grade 11 Physical Sciences Term 3 course develops quantitative chemistry, chemical energy, reaction types, acids and bases, and ideal gases.

Learners complete stoichiometric calculations, analyse energy changes and apply Boyle’s law and gas relationships.

What Will You Learn?

  • ATP-aligned lessons, guided practice, quizzes, revision activities and formal-assessment preparation.

Course Content

The Mole and Avogadro’s Number
<p>Relate moles to particles, mass, molar mass and molar gas volume.</p>

Gas-Volume Relationships in Equations
<p>Interpret balanced equations using mole and gas-volume ratios.</p>

Concentration Calculations
<p>Calculate concentration, amount of substance and solution volume.</p>

Percentage Composition and Purity
<p>Determine percentage composition and purity from chemical data.</p>

Stoichiometric Calculations
<p>Solve mass, mole, particle, volume and concentration problems from balanced equations.</p>

Limiting Reagents and Reaction Yield
<p>Identify limiting reagents and calculate theoretical and percentage yield.</p>

Energy and Chemical Change
<p>Define heat of reaction and classify exothermic and endothermic processes using energy profiles.</p>

Activation Energy and Catalysts
<p>Explain activation energy and how catalysts affect reaction pathways.</p>

Types of Chemical Reactions
<p>Identify precipitation, gas-forming, acid-base and redox reactions.</p>

Acids, Bases and Indicators
<p>Name common acids and bases and interpret indicator colour changes.</p>

Acid-Base Reactions and Titration
<p>Write neutralisation equations and apply titration relationships.</p>

Kinetic Molecular Theory of Gases
<p>Describe gas-particle motion, collisions, temperature and pressure.</p>

Boyle’s Law and Ideal Gases
<p>Investigate and calculate pressure-volume relationships at constant temperature.</p>

Term 3 Practical, Consolidation and Test
<p>Complete the Boyle's law or titration practical, revise Term 3 and prepare for the control test.</p>

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