<div class="main-heading">📌 Topic 6: Chemical Reactions</div>

<div class="sub-heading">6.1 Physical and chemical changes</div>
<div class="point-item"><div class="point-question"><span><span class="point-number">1</span> Identify physical and chemical changes, and describe differences between them</span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>

<div class="sub-heading">6.2 Rate of reaction</div>
<div class="point-item"><div class="point-question"><span><span class="point-number">1</span> Describe effect of concentration, pressure, surface area, temperature, catalysts on rate</span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">2</span> State that a catalyst increases rate and is unchanged at end</span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">3</span> Describe practical methods for investigating rate of reaction</span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">4</span> Interpret data and graphs from rate experiments</span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">5</span> Describe collision theory <span class="supplement-badge">Supplement</span></span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">6</span> Explain effects on rate using collision theory <span class="supplement-badge">Supplement</span></span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">7</span> State that catalyst decreases activation energy <span class="supplement-badge">Supplement</span></span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>

<div class="sub-heading">6.3 Reversible reactions and equilibrium</div>
<div class="point-item"><div class="point-question"><span><span class="point-number">1</span> State that some chemical reactions are reversible</span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">2</span> Describe how changing conditions affects reversible reactions</span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">3</span> Describe equilibrium in a closed system <span class="supplement-badge">Supplement</span></span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">4</span> Predict how position of equilibrium is affected by changes <span class="supplement-badge">Supplement</span></span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">5</span> State Haber process equation and conditions <span class="supplement-badge">Supplement</span></span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">6</span> State Contact process equation and conditions <span class="supplement-badge">Supplement</span></span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>

<div class="sub-heading">6.4 Redox</div>
<div class="point-item"><div class="point-question"><span><span class="point-number">1</span> Use Roman numerals to indicate oxidation number</span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">2</span> Define redox as simultaneous oxidation and reduction</span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">3</span> Define oxidation as gain of oxygen, reduction as loss of oxygen</span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">4</span> Define oxidation as loss of electrons, reduction as gain of electrons <span class="supplement-badge">Supplement</span></span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>
<div class="point-item"><div class="point-question"><span><span class="point-number">5</span> Identify oxidising and reducing agents <span class="supplement-badge">Supplement</span></span><span class="icon">▼</span></div><div class="point-answer"><div class="answer-content"><p><em>Answer coming soon...</em></p></div></div></div>