IB Chemistry Student Resources

Your Complete Companion to the IB Chemistry IA (Internal Assessment)

Feeling overwhelmed by your Chemistry IA? Not sure how to choose a research question, design your experiment, or analyze your data? You’re in the right place. Our Step-by-Step IB Chemistry IA Guide simplifies the process so you can design and write a high-scoring IA with clarity and confidence.

What’s Inside?

Built for IB Students
Written by experienced IB Chemistry teachers and examiners who know exactly what the IA requires—and the common pitfalls to avoid.

Covers SL and HL
Whether your  IB Chemistry IA counts for 20% of your SL grade or 20% of your HL grade, this guide helps you craft a compelling investigation grounded in scientific inquiry.

Step-by-Step Support
From forming a focused research question to collecting and processing data, evaluating limitations, and writing your conclusion—this guide walks you through each section with clear examples.

Real Scientific Thinking
Learn how to think and work like a chemist by applying core concepts such as hypothesis testing, experimental design, uncertainty, and evaluation of results throughout your analysis.

Criterion-by-Criterion Breakdown
Understand exactly how your IB Chemistry IA will be assessed. Each criterion is explained in student-friendly terms with dos and don’ts, sample phrasing, and reflection prompts.

Why It Works

• Created by IB examiners and Chemistry  educators

• Aligned with the latest IB assessment guide

• Packed with experiment ideas, research tips, and data-analysis examples

• Designed to reduce confusion and strengthen structure

• Written in clear, accessible language that students can actually use

Whether you’re just beginning your investigation or refining your final draft, this guide is your go-to resource for designing, carrying out, and writing a thoughtful, well-supported, and high-scoring IB Chemistry  IA.

For more information about IB Chemistry, visit ibo.org.