Born Haber Cycles & Lattice enthalpy | A level Chemsitry Exam Question walkthrough

Born Haber Cycles & Lattice Enthalpy | A‑Level Chemistry Exam Question Walkthrough In this A‑Level Chemistry walkthrough, we break down a full multi‑step exam question covering Born Haber cycles, lattice enthalpy, electron affinity, enthalpy of solution and feasibility calculations. If you struggle with how all these ideas link together, this video will take you through the logic clearly and calmly, step‑by‑step. Use the timestamps below to jump to the parts you need most. Question download: https://drive.google.com/file/d/1IM4rY89Ty4B3ipdhZJgSDML4_AQclS-u/view?usp=sharing Links document for all of my videos: https://drive.google.com/file/d/1s3I5prjbJRR1U1lcKpXO9TQpQMaVoP66/view?usp=drive_link ⏱ Timestamps 0:00 Intro 0:05 How to use this walkthrough 00:49 Perfect Ionic Model and completing Born Haber Cycles 05:43 Calculations using Born Haber Cycles and explaining electron affinity 09:47 Comparing lattice dissociation enthalpies of ionic compounds 12:23 Enthalpy of solution calculation and sodium oxide with water 15:58 Calculating the temperature a reaction becomes feasible What you’ll learn How to construct and complete Born Haber cycles with confidence How lattice enthalpy links to ionic size and charge How to explain electron affinity trends in exam‑ready language How to compare lattice dissociation enthalpies using the perfect ionic model How to calculate enthalpy of solution and apply Hess’ Law How to determine the temperature at which a reaction becomes feasible using ΔG = ΔH – TΔS This walkthrough is ideal for AQA, OCR A, OCR B (Salters), Edexcel and any A‑Level Chemistry course covering energetics and thermodynamics. If you found this helpful 👍 Like the video 🔔 Subscribe for more A‑Level Chemistry walkthroughs 📝 Comment with the next topic you want covered0:00 Intro 0:05 How to use this walkthrough 00:49 Perfect Ionic model and completing Born Haber Cycles 05:43 Calculations using Born Haber Cycles and explaining electron affinity 09:47 Comparing lattice dissociation enthalpies of ionic compounds 12:23 Enthalpy of solution calculation and sodium oxide with water 15:58 Calculating the temperature a reaction becomes feasible