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IB Chemistry Questions 2025

Self-marking revision quizzes

All of our questions are written by experienced IBDP teachers and closely match typical questions on recent papers.

Unlike many other revision sites, we do not employ graduate students without teaching experience.

Micro (µ) IB

Mini-topic Quizzes: 10 questions in under 10 mins.

SL + HL Topics
S= 'Structure' R = 'Reactivity'

S1.2 The Nuclear Atom

S1.3a Electron Configuration

S1.3b Hydrogen Spectrum

S1.4a Empirical Formulas

S1.5b Gas Volume Calculations

S2.1 The Ionic Model

S2.2a Covalent Bonding

S2.2b Covalent Structures

S2.2c Intermolecular Forces

S2.2d Polar Molecules

S2.3 The Metallic Model

S2.4 Models to Materials

S3.1a The Periodic Table

S3.1b Periodicity

S3.1c Metallic & non-metallic properties

S3.1d The Oxidation State

S3.2a Structures & Functional Groups

S3.2b Naming and Isomers

R1.1 Enthalpy Changes

R1.2 Energy Cycles

R1.3 Energy from Fuels

R2.1a Reacting Mass Calculations

R2.1b Reacting Solution Calculations

R2.2 Collision Theory (Rates of Reaction)

R2.3 Dynamic Equilibrium

R3.1a Acids & Bases

R3.1b The pH scale

R3.1c Strong and Weak Acids & Bases

R3.2a Oxidation + Reduction

R3.2b Electrochemical Cells

R3.3 Free Radicals

R3.4 Nucleophiles & Electrophiles

Tools

Experimental Techniques + mathematics

AHL Only Topics

Complete for the 2025 syllabus!

All of these micro tests are quick and easy to complete - great for revision in small topic sections!