Free Chemistry Concept Notes PDF Download 2025-2027
Complete Topic-wise Notes | O Level Chemistry 5070 | IGCSE Chemistry 0620 | Cambridge A Level 9701 | Edexcel | AQA | Oxford AQA
Updated for 2025-2027 syllabus • Exam-centred • Past-paper tagged • Used by 18,000+ A* students
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Free Chemistry Concept Notes PDF – Topic-wise (2025-2027)
All notes are concise, exam-focused, with key definitions, diagrams, and past-paper examples.
Chemical Bonding
Download Bonding PDFAcids, Bases & Salts
Download Acids & Salts PDFChemical Energetics (ΔH)
Download Energetics PDFRedox Reactions
Download Redox PDFBonus Resources (All Free)
- 2025 Formula Sheet PDF
- All Definitions List 2025
- Save My Exams Notes 5070
- IGCSE 0620 Syllabus 2025-2027
Teacher Profile – Prof. Faisal Janjua (The Chemistry Guru)
17+ years experience | 200+ World Distinctions | 18,000+ students taught
Author of these exact notes used by toppers in Pakistan, UAE, KSA, UK, Singapore.
Student Reviews & Testimonials (2025 Results)
“Downloaded all PDFs – scored A* in O Level 5070 May/June 2025!” – Hamza, Lahore
“These notes + crash course = 94% in IGCSE 0620 Extended!” – Fatima, Dubai
“Best free chemistry concept notes PDF ever – everything in one place!” – Ali, Riyadh
Frequently Asked Questions (FAQs)
Are these notes enough for A* in O Level 5070 & IGCSE 0620?
Yes! 97% students who used these notes + past papers scored A/A* in 2025.
Do these follow the latest 2025-2027 syllabus?
100% updated for CAIE O Level 5070, IGCSE 0620, A Level 9701.
Can teachers use these in class?
Absolutely – used by 500+ schools worldwide.















