<div class="main-heading">📌 Topic 5: Chemical Energetics</div>

<div class="sub-heading">5.1 Exothermic and endothermic reactions</div>
<div class="point-item"><div class="point-question"><span><span class="point-number">1</span> State that an exothermic reaction transfers thermal energy to surroundings, increasing temperature</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 an endothermic reaction takes in thermal energy from surroundings, decreasing temperature</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> Interpret reaction pathway diagrams showing exothermic and endothermic 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">4</span> Define enthalpy change, ΔH <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> Define activation energy, Eₐ <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> Draw and label reaction pathway diagrams <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> Explain enthalpy change in terms of bond breaking and bond making <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">8</span> Calculate enthalpy change using bond energies <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>