The step-by-step sequence of elementary reactions by which overall chemical change occurs.

Chemistry

Chemical Reaction Kinetics

English (UK)

Summary on how hydrocarbons are make from crude oil, alkanes, alkenes, mechanisms and the reactions of both alkanes and alkenes.

WJEC AS-level Chemsitry Unit 2 Topic 5 hydrocarbons 

United Kingdom

Megan

colour coded descriptions of each mechanism and how they relate, their conditions, reactants, products, equations, reagents, catalysts

Explore detailed mechanisms of organic reactions including alkanes, alkenes, and esters. This resource provides color-coded descriptions of each mechanism, highlighting conditions, reactants, products, equations, reagents, and catalysts for a comprehensive understanding. Ideal for chemistry students preparing for exams.

Organic Reaction Mechanisms

full mechanisms poster

Martha

Benzene mechanisms, Electrophillic and Nucleophillic reactions {substitution and addition}, Friedel Crafts, for OCR B Salters specifically, but applied to all Alevel Chemistry boards

Explore the key mechanisms of electrophilic and nucleophilic reactions in benzene, including Friedel-Crafts acylation and alkylation. This summary covers essential organic reactions and their mechanisms, tailored for A-Level Chemistry students, particularly those following the OCR B Salters syllabus.

Benzene Reaction Mechanisms

Mechanisms with annotations 

shart

Nucleophilic substitution and elimination reaction mechanisms. Free radical substitution mechanism

Explore the mechanisms of nucleophilic substitution and elimination reactions in halogenoalkanes, along with the free radical substitution process. This summary covers key concepts such as reaction types, solvent effects, and the implications of ozone depletion. Ideal for A-level chemistry students.

Halogenoalkanes Reactions Overview

Halogenoalkanes A level 

Amani

All the mechanisms for AS chemistry and their conditions

Explore the key mechanisms of alkenes in organic chemistry, including electrophilic addition, nucleophilic substitution, and radical substitution. This summary covers essential conditions and reactions, making it a valuable resource for AS-level chemistry students.

Alkenes and Mechanisms

Combined Science

chemistry mechanisms AS

Explore detailed mechanisms of organic reactions including nucleophilic substitution, radical substitution, and electrophilic addition. This summary covers key concepts such as alkenes, aromatic compounds, and carboxylic acids, providing essential insights for A-Level organic chemistry students.

Comprehensive Organic Mechanisms

All organic mechanisms alevel

Hannah

Explore the mechanisms of nucleophilic substitution in halogenoalkanes, including the formation of alcohols and amines. Understand the role of nucleophiles, the conditions for elimination reactions, and the impact of ozone depletion caused by CFCs. This summary covers key concepts such as halide ions, reaction mechanisms, and radical substitution, essential for AQA AS Chemistry students.

Nucleophilic Substitution in Halogenoalkanes

Halogenoalkanes AS chemistry notes

Isabelle 

notes on benzene electrophilic substitution 

Explore the mechanisms of electrophilic substitution in benzene, including nitration, halogenation, Friedel-Crafts alkylation, and acylation. This summary covers key reactions, catalysts, and general equations essential for understanding aromatic chemistry. Ideal for students studying organic chemistry.

Electrophilic Substitution Mechanisms

Benzene: Electrophilic Substitution

Diah Diamond

Homolytic fission, heterolytic fission, covalent bond formation 

Explore the fundamentals of reaction mechanisms, including homolytic and heterolytic fission, covalent bond formation, and the role of radicals and carbocations. This summary provides clear definitions and examples to enhance your understanding of these key concepts in organic chemistry.

Understanding Reaction Mechanisms

Reaction mechanisms 

el <3

Got all of year 1 and 2 mechanisms, neat notes with colour to code original molecule and what’s been added on

Explore detailed mechanisms of organic reactions including nucleophilic substitution, electrophilic addition, and elimination reactions. This comprehensive guide covers key concepts such as alkenes, amines, and reaction pathways, enhanced with color-coded diagrams for clarity. Ideal for AQA Chemistry students in Year 1 and 2.

AQA CHEMISTRY ALL YEAR 1 AND 2 MECHANISMS 

Keanu Kader

Alevel Organic Chemistry (Synthesis Routes)

Explore key mechanisms in aromatic chemistry, including electrophilic and nucleophilic substitution, Friedel-Crafts acylation, and reduction processes. This summary covers essential concepts for A-level organic chemistry, focusing on the synthesis routes of aromatic compounds and their transformations. Ideal for students preparing for exams or seeking to deepen their understanding of organic mechanisms.

Aromatic Synthesis Mechanisms

Aromatic Chemistry Synthesis Routes

faiaz

Explore essential mechanisms in organic chemistry, focusing on the nitration of benzene and nucleophilic addition reactions involving aldehydes and ketones. This summary covers electrophilic substitution and nucleophilic substitution processes, providing key insights for A-level students. Ideal for exam preparation and understanding complex reactions.

Benzene & Carbonyl Mechanisms

OCR Mechanisms Pt. 2

Josh

Explore essential nucleophilic substitution mechanisms and electrophilic addition reactions in organic chemistry. This summary covers key concepts such as haloalkanes, alkenes, and their reaction pathways, tailored for OCR A-level students. Ideal for exam preparation and understanding organic reaction mechanisms.

Nucleophilic Substitution Mechanisms

OCR A level Mechanisms Pt1

Revision notes about The reactions of benzene and its derivatives,and how they are formed 

Explore the key electrophilic substitution reactions of benzene, including nitration, bromination, chlorination, alkylation, and acylation. This summary covers the mechanisms, catalysts, and products involved in each reaction, providing a clear understanding of benzene's reactivity in organic chemistry.

The reactions of benzene and its derivatives 

Mya Sweetman

Explore key nucleophilic substitution mechanisms in organic chemistry, focusing on haloalkanes and their reactions with amines and nitriles. This summary covers essential concepts for OCR A-level, including electrophilic addition and the role of solvents. Ideal for students preparing for exams or needing a quick reference on organic mechanisms.

Organic Mechanisms OCR A pt1

joshhh

Explore key electrophilic substitution mechanisms involving benzene, including Friedel-Crafts alkylation and acylation, as well as halogenation processes. This summary covers essential organic chemistry concepts relevant for A-level studies, focusing on aromatic compounds and their reactions. Ideal for students preparing for exams or needing a quick reference.

Benzene Electrophilic Mechanisms

OCR A Mechanisms Pt3

Explore key concepts in organic chemistry, focusing on nucleophilic and electrophilic substitution mechanisms, including hydrocynitrile reactions and benzene nitration. This summary provides essential insights for A-level students studying reaction mechanisms.

Advanced Organic Mechanisms

OCR A Mechanisms pt 2

Explore key chemical reaction mechanisms including free radical substitution, electrophilic addition, and nucleophilic substitution. This summary covers the initiation, propagation, and termination stages of reactions, providing essential insights for AS Chemistry students. Ideal for exam preparation and understanding core concepts.

Reaction Mechanism

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