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Enthalpy: Lattice Energy, Atomisation, Electron Affinity

A-Level Chemistry: Master Key Concepts & Skills

Kinetics

Introduction to kinetics

Boltzmann distribution

Factors affecting rate of reaction

Reaction rate graphs

Catalysts

Experiments to find the order of reaction

Finding the order of reaction and rate equation

Acid-Base Theory

Introduction to acid-base theory

Conjugate acids and bases

Strong and weak acids and bases

Ionic product of water: Kw

Acid dissociation constant

Relative strength of acids and bases

pH and pOH

Ka and Kb calculations

Acid-base titration

pH indicators

Titration curves

Buffer solutions

Energetics (Enthalpy and Entropy)

Enthalpy: Lattice energy, atomisation and electron affinity

Enthalpy of hydration and solution 

Calculations using Born-Haber cycles 

Polarisability

Entropy changes and Gibbs free energy

Redox (Cell Potential)

Chemical cells

Redox titrations

Predicting redox reactions using cell potential

Introduction to cell potential

Redox and fuel cells

Transition Metals

Introduction to transition metals and the d-block

Ligands and complex ions

Ligand exchange reactions

Reactions of vanadium and other transition metals

Transition metal catalysts

Organic Chemistry: Carbonyl Groups, Aromatic Chemistry, Nitrogen Compounds and Synthesis

Chirality and optical isomers

Aldehydes and ketones: Properties and reactions

Carboxylic acids, acyl chlorides and esters

Polyesters and polyamides

Structure, bonding and reactions of benzene

Amines, amides and amino acids

Increasing carbon chain length using Grignard reagents 

Identifying organic compounds using data

Organic synthesis: Multi-step reactions

Organic synthesis: Practical methods and procedures

Analytical Chemistry: NMR, Chromatography and Mass Spec

Proton NMR

Mass spectrometry

Introduction to NMR: Carbon-13 (13C) NMR

IR spectroscopy

Introduction to chromatography: TLC, GC, HPLC

Assignments

Challenge Zone

Foundation Review

A-Level Chemistry

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Intro

Ex 1

Predicting lattice energies of lithium halides by ionic radius

Factors affecting lattice enthalpy and why it requires Hess's law

Intro to lattice energy and its definition for ionic compounds

Defining electron affinity and its periodic trends

Understanding enthalpy of atomisation and its link to bond enthalpy

Building a Born-Haber Cycle for NaCl using Hess's Law

This topic explains three enthalpy changes used to build Born-Haber cycles for ionic compounds: enthalpy of atomisation, lattice energy, and electron affinity, with definitions, periodic trends, and a worked example calculating the lattice energy of sodium chloride.

Lattice Energy and Electron Affinity | StudyPug

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Intro to lattice energy and its definition for ionic compounds