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AS & A-Level Organic Chemistry Reaction Roadmap: High-Yield Cheat Sheet for AQA, OCR, & Edexcel Summary - AQA ORGANIC CHEMISTRY

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"AS & A-Level Organic Chemistry Reaction Roadmap: High-Yield Cheat Sheet for AQA, OCR, & Edexcel." Struggling to memorize endless Organic Chemistry mechanisms, reagents, and color changes for your AQA A-Level Chemistry exams? Cut down your revision time by 80% with this Ultimate Reaction Roadmap & Cheat Sheet! When you are sitting in the exam hall, you don’t have time to flip through a 300-page textbook. You need to know the exact reagents, conditions, and observations instantly. This master sheet is precision-engineered for the UK A-Level curriculum (AQA, OCR, Edexcel) to help you secure that top A/A* grade without the overwhelm. What’s Inside This Master Sheet? This is not just another basic summary. It is a highly accurate, exam-focused toolkit covering everything examiners love to test: Complete Reaction Roadmap: Visual flow of functional group interconversions (Alkenes, Haloalkanes, Alcohols, Aldehydes, Ketones, Carboxylic Acids, and Phenols). Critical Exam Tricks & Conditions: Master the exact difference between Reflux and Distillation. Know exactly how to control the oxidation of primary alcohols to isolate pure aldehydes versus completely oxidizing them to carboxylic acids. Step-by-Step Mechanism Breakdowns: Full conceptual clarity on Nucleophilic Addition for carbonyl groups and Electrophilic Addition featuring a flawless application of Markovnikov’s Law. Learn the exact electron movements in Heterolytic Fission that examiners demand. Analytical Identification Tests Table: A foolproof guide to practical exam questions. Never lose marks on qualitative analysis! Includes precise chemical reagents and distinct observations: Alkenes: Bromine water test (Watch it turn from orange to Decolourizes). Aldehydes vs Ketones: Tollens’ and Fehling’s test reactions. Carboxylic Acids: Sodium carbonate test (Look for immediate Effervescence). Phenols: Identification and unique reactivity traits. 100% Exam-Accurate Vocabulary: Uses the strict UK marking scheme terminology (Decolourizes, Reflux, Effervescence, Heterolytic Fission). Writing these exact words is what triggers the marks in AQA exams! Perfect for Last-Minute Revision: Designed for quick scanning the night before the exam or right outside the exam hall. Created by Top-Tier Science Student: Filtered down to eliminate fluff, focusing only on high-yield, frequently asked exam questions.

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Voorbeeld van de inhoud

AS & A-LEVEL ORGANIC CHEMISTRY REACTION
ROADMAP
High-Yield Master Cheat Sheet for AQA, OCR, and Edexcel Specifications

2026/2027 EXAM ALIGNED CORE GUIDE HIGH-YIELD




This master summary sheet maps out every key functional group transformation required across major UK international
examination specifications. Use it to build structural flowcharts and check synthesis vectors.


1. Core Aliphatic & Aromatic Transformations

Starting Material Target Product Reagents & Conditions Required Mechanism Type

Alkane Haloalkane Halogen (e.g., Cl₂), UV Light Free Radical Substitution


Alkene Haloalkane Hydrogen Halide (e.g., HBr), Electrophilic Addition
Room Temp


Alkene Dihaloalkane Halogen (e.g., Br₂), Room Temp Electrophilic Addition


Alkene Alcohol Steam (H₂O(g)), H₃PO₄ Catalyst, Hydration / Addition
High Temp & Pressure


Haloalkane Primary Alcohol Aqueous NaOH or KOH, Heat under Nucleophilic Substitution
reflux


Haloalkane Nitrile KCN in ethanol/water mixture, Nucleophilic Substitution
Heat under reflux


Haloalkane Primary Amine Excess ethanolic Ammonia (NH₃), Nucleophilic Substitution
Heat in sealed tube


Alcohol (1°) Aldehyde Acidified K₂Cr₂O₇, Dilute Partial Oxidation
H₂SO₄, Distil immediately


Alcohol (1°) Carboxylic Acid Excess Acidified K₂Cr₂O₇, Heat Complete Oxidation
under reflux


Alcohol (2°) Ketone Acidified K₂Cr₂O₇, Heat under Oxidation
reflux


Benzene Nitrobenzene Conc HNO₃, Conc H₂SO₄ Catalyst, Electrophilic Substitution
Keep Temp under 50°C


Benzene Acylbenzene Acyl Chloride, Anhydrous AlCl₃ Friedel-Crafts Acylation
Catalyst, Reflux




AQA & Edexcel A-Level Chemistry • Organic Roadmap Page 1 of 4

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