IB Chemistry SL and HL textbook cover: Photon Guidebook

Photon Guidebook · 2026 Edition

IB Chemistry SL and HL textbook: Photon Chemistry

The whole course in one volume. Each topic is explained with illustrated panels and structures, then checked with questions modelled on the real papers, from a single idea to a full written answer.

  • 1 volume
  • 22 topics
  • 366 pages
  • Browser e-book
  • Print: coming soon

Free sample: Topic S2.2, The covalent model. Full title: Photon Chemistry: Study Guide for the IB Diploma (SL & HL), edited by Ejaz Ahmad with Photon Academy's Chemistry specialists.

Who it's for

Who this IB Chemistry SL and HL textbook is for

Written for students who:

  • SL and HL students on the current course (Structure 1 to 3, Reactivity 1 to 3) who want one book for theory, practice and the exam.
  • Students who follow the chemistry in class but lose marks turning it into a precise written explanation.
  • Students planning an investigation who want to see how evidence is recorded, processed and judged.

Also inside

Beyond the topics

After the topics there is a Tools section on measurement, uncertainty and graphs, a section on chemical inquiry, a chapter on making your answers assessable, short answers to the practice questions and a full index.

Worked solutions to the practice questions are free on the publisher's site: IB Chemistry SL and HL worked solutions.

How each chapter is built

The same four-part pattern runs through the book, so you always know where you are.

  1. Illustrated explanationsEach topic is taught in short illustrated panels that build the chemistry one idea at a time, with structures, diagrams and graphs, before any exam question appears.
  2. How the course asks itA profile of how each topic is examined on the current course, so you can see which kinds of question carry the marks before you start practising.
  3. Practice at three levelsBasic, Tutorial and Advanced questions, written in the style of the real papers, with short answers in the book and full worked solutions online.
  4. Tools and inquiryMeasurement, uncertainty, graphs and the logic of an investigation, with worked examples of recording and processing evidence.

IB Chemistry SL and HL contents

22 topics, 366 pages.

Structure 1 to 3, Reactivity 1 to 3, Tools and inquiry, the exam, answers and index · 366 pages
  1. S1.1Introduction to the particulate nature of matter
  2. S1.2The nuclear atom
  3. S1.3Electron configurations
  4. S1.4Counting particles by mass: The mole
  5. S1.5Ideal gases
  6. S2.1The ionic model
  7. S2.2The covalent model
  8. S2.3The metallic model
  9. S2.4From models to materials
  10. S3.1The periodic table
  11. S3.2Functional groups
  12. R1.1Measuring enthalpy changes
  13. R1.2Energy cycles in reactions
  14. R1.3Energy from fuels
  15. R1.4Entropy and spontaneity
  16. R2.1How much? The amount of chemical change
  17. R2.2How fast? The rate of chemical change
  18. R2.3How far? The extent of chemical change
  19. R3.1Proton transfer reactions
  20. R3.2Electron transfer reactions
  21. R3.3Electron sharing reactions
  22. R3.4Electron-pair sharing reactions
  23. +Tools and inquiry
  24. +The exam
  25. +Short answers
  26. +Index

Look inside the IB Chemistry SL and HL e-book

Eight real pages, shown exactly as the e-book displays them. Tap any page to open it at full size, or read the whole sample.

The opening page of Topic S2.2, The covalent model
The opening page of Topic S2.2, The covalent model
Illustrated panels on bond strength and polarity
Illustrated panels on bond strength and polarity
HL-only material is flagged, here resonance and benzene
HL-only material is flagged, here resonance and benzene
How the current course examines the covalent model
How the current course examines the covalent model
Basic practice: quick checks on the core ideas
Basic practice: quick checks on the core ideas
Tutorial practice: building a complete answer
Tutorial practice: building a complete answer
Tools: taking raw measurements to a reported result
Tools: taking raw measurements to a reported result
From the chapter on making your chemistry assessable
From the chapter on making your chemistry assessable

Buy the IB Chemistry SL and HL e-book

Payments are handled by Photon Academy (Singapore), the publisher.

VolumeCoversPagesISBN (e-book)PriceBuy
The e-bookStructure 1 to 3, Reactivity 1 to 3, Tools and inquiry, the exam, answers and index366–S$150 SGD, 2 yearsBuy the e-book →

How buying works

The Buy button opens the publisher's HitPay checkout. You sign in first, so the book is linked to your account, then pay by card, Apple Pay or Google Pay. Outside Singapore, use a card: PayNow is a Singapore bank transfer. Your receipt is emailed to you.

The book opens in your browser as soon as payment clears.

The editor

Edited by Ejaz Ahmad

Photon Academy's founder runs the guidebook series and edited this title together with our Chemistry specialists. He holds IBO certificates in Maths AA HL and Physics HL. More about Ejaz Ahmad · About Photon Resources

Teaching IB? See Worksheet Studio for schools.

Questions

How do I read the e-book?

In the page-turn reader in any up-to-date browser on a phone, tablet or laptop. It has a contents navigator and search, and there is nothing to install.

How long do I keep access?

Two years from purchase. Your access is tied to the Google account you sign in with when you pay.

Can I download or print it?

No. It is a personal licence read online, and each page is watermarked with the buyer's account. A printed edition is in preparation.

Are these real IB past paper questions?

No. Every question and worked solution is original, written by Photon Academy in the style of the exam. The book does not reproduce IB papers, markschemes or booklets.

Who handles the payment?

Photon Academy in Singapore, the publisher, through a secure HitPay checkout. Outside Singapore, pay by card, Apple Pay or Google Pay: PayNow is a Singapore bank transfer and only works from a Singapore bank. Prices are in Singapore dollars and your card provider converts them. Your receipt is emailed to you.

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