Crunch Chemistry https://validator.w3.org/feed/docs/rss2.html Global warming and the greenhouse effect Atomic orbitals, sub-orbitals and electron configurations Atomic absorption and emission spectroscopy Coordination chemistry Using valence bond theory to explain sigma and pi bonds Explaining C=O absorption bands in IR spectroscopy Writing the electron configuration for a transition metal Newsletters … Trending study hacks you should try (and a few you shouldn’t)! Ions and ionisation energies Electrophilic addition in alkenes (3) – reaction with water to form an alcohol Are you leveraging the A* advice in mark schemes? Predicting the feasibility of redox reactions using standard electrode potentials Why are carrots orange? 1:1 chemistry tuition … Benzene and other aromatic molecules Explaining the reactivity of substituted benzenes Using transition metal ions as catalysts Friedel-Crafts reactions in benzene Electrophilic substitution reactions of benzene Explaining the trend in atomic radius across Period 3 Cookie Policy Trends in Period 3 The chemistry of corrosion Writing balanced redox equations using half equations Why are ionic compounds soluble? (part 2) How to calculate the pH of strong acids and weak acids Solubility Born-Haber cycles Chemical equilibria Understanding entropy How to determine the temperature at which a reaction is feasible Everything you need to know about chromatography The chemistry of fats, oils and soap Amino acids and polypeptides Understanding the structure of proteins What is optical isomerism? How do enzymes catalyse reactions? Biochemistry What is a buffer and how do I calculate its pH? Amides and polyamides Redox reactions Isomerism in transition metal complexes Bioplastic vs. biodegradable plastic – what’s the difference? The chemistry of amines Electrophilic addition reactions in alkenes (1) Using the relationship between potential difference and Gibbs energy to calculate a value for the equilibrium constant, K Electrophilic addition in alkenes (2) – the bromine water test Carbonyl compounds Explaining the electrolysis of molten ionic salts