22 docs tagged with "Chemistry"

A-Level Chemistry notes on A-Level Chemistry: Board Coverage for comprehensive revision and examination preparation. and examination pr.

A-Level Chemistry notes on Acids, Bases & Buffers: Acid-Base Definitions; Bronsted-Lowry Definition; Lewis Definition; Strong and Weak Acids and Bases.

A-Level Chemistry notes on Alcohols: Classification; Physical Properties; Boiling Points; Solubility with worked examples and exam-style questions.

A-Level Chemistry notes on Alkanes: Structure and Bonding for comprehensive revision and examination preparation. and examination prepa.

A-Level Chemistry notes on Alkenes: Structure and Properties; Physical Properties; Electrophilic Addition; General Mechanism.

A-Level Chemistry notes on Amines: Classification and Nomenclature; Reduction of Nitriles; Reduction of Amides; Preparation of Phenylamine (Aniline).

A-Level Chemistry notes on Analytical Techniques: Mass Spectrometry (MS); Instrument Overview; The Molecular Ion ($\mathrm{M}^{+\bullet}$); Isotopic Peaks.

A-Level Chemistry notes on Arenes: Benzene Structure; Molecular Formula and Degree of Unsaturation; The Kekule Structure; Evidence for Delocalisation.

A-Level Chemistry notes on Atomic Structure & Periodicity: Subatomic Particles; Isotopes; Relative Atomic Mass ($A_r$); Relative Molecular Mass ($M_r$).

A-Level Chemistry notes on Bonding & Structure: Ionic Bonding; Formation; Structure of Ionic Compounds; Properties of Ionic Compounds.

A-Level Chemistry notes on Born-Haber Cycles: Lattice Enthalpy; Definitions; Terminology Convention; Born-Haber Cycle Construction.

A-Level Chemistry notes on Carbonyl Compounds: Aldehydes vs Ketones; Nucleophilic Addition; Reaction with HCN (Cyanohydrin Formation); Reduction with NaBH$_4$.

A-Level Chemistry notes on Chemical Equilibrium: Dynamic Equilibrium; Le Chatelier's Principle; Equilibrium Constant $K_c$; Units of $K_c$.

A-Level Chemistry notes on Chemical Kinetics: Rate of Reaction; Methods of Measuring Rate; Collision Theory; Activation Energy ($E_a$).

A-Level Chemistry notes on Electrochemistry: Redox Reactions; Oxidation States (Oxidation Numbers); Half-Equations for thorough revision and examination prep.

A-Level Chemistry notes on Entropy and Gibbs Free Energy: Entropy ($S$); Statistical Definition; Thermodynamic Definition; Factors Affecting Entropy.

A-Level Chemistry notes on Halogenoalkanes: Classification; Nucleophilic Substitution; The SN2 Mechanism; The SN1 Mechanism.

A-Level Chemistry notes on Organic Chemistry: Nomenclature (IUPAC); Steps for Naming; Homologous Series; Structural Isomerism.

A-Level Chemistry notes on Organic Chemistry Introduction: IUPAC Nomenclature; Naming Algorithm; Multiplying Prefixes and Complex Substituents; Homologous Se.

A-Level Chemistry notes on Quantitative Chemistry (Stoichiometry): The Mole Concept; Avogadro's Constant; Molar Mass; Molar Volume of Gases.

A-Level Chemistry notes on Thermodynamics & Energetics: Fundamental Concepts; System, Surroundings, and the Universe; Enthalpy ($H$); Internal Energy ($U$).

A-Level Chemistry notes on Transition Metals & Analytical Chemistry: The d-Block Elements; Definition of a Transition Metal; Electronic Configurations.