Choosing the right topic for your Internal Assessment (IA) can be challenging, but it's crucial for success in the IB program. This list of ideas is designed to be a springboard to inspire your own unique IA topics.
Each idea includes a brief description, difficulty rating, and relevant topics/approaches to consider, making it easier for you to select and refine your IA project. Use these suggestions as a starting point and adapt them to fit your interests and the specific requirements of your subject.
Investigating Reaction Rates with Catalysts
- Difficulty: Moderate
- Topics: Kinetics, catalysis, reaction rates
Determining the Concentration of Acetic Acid in Vinegar
- Difficulty: Easy
- Topics: Acid-base titration, vinegar, concentration
Electrochemical Cells and Voltage Production
- Difficulty: Moderate
- Topics: Electrochemistry, cells, voltage
Synthesis of Aspirin and Purity Analysis
- Difficulty: Hard
- Topics: Organic chemistry, synthesis, purity
Effect of Temperature on Solubility of Salts
- Difficulty: Easy
- Topics: Solubility, temperature, salts
Investigating the Enthalpy Change of Combustion
- Difficulty: Moderate
- Topics: Thermochemistry, combustion, enthalpy
Rate of Decomposition of Hydrogen Peroxide
- Difficulty: Easy
- Topics: Kinetics, decomposition, hydrogen peroxide
Analyzing Water Hardness in Different Regions
- Difficulty: Moderate
- Topics: Water chemistry, hardness, regional comparison
Comparative Study of Antacid Effectiveness
- Difficulty: Easy
- Topics: Acid-base reactions, antacids, effectiveness
Investigating the pH of Various Household Substances
- Difficulty: Easy
- Topics: pH, household chemistry, acid-base
Effect of Ionic Strength on Reaction Rates
- Difficulty: Hard
- Topics: Kinetics, ionic strength, reaction rates
Saponification and Soap Properties Analysis
- Difficulty: Moderate
- Topics: Organic chemistry, saponification, soap
Determining Vitamin C Content in Fruit Juices
- Difficulty: Easy
- Topics: Redox titration, vitamin C, fruit juices
Investigating Corrosion Rates of Different Metals
- Difficulty: Moderate
- Topics: Corrosion, metals, rates
Studying the Effects of Concentration on Reaction Rate
- Difficulty: Easy
- Topics: Kinetics, concentration, reaction rate
Synthesis and Analysis of Esters
- Difficulty: Hard
- Topics: Organic chemistry, esters, synthesis
Effect of pH on Enzyme Activity in Catalase
- Difficulty: Moderate
- Topics: Enzymes, pH, catalase
Chromatography of Plant Pigments
- Difficulty: Easy
- Topics: Chromatography, plant pigments, separation
Analysis of Alcohol Content in Different Beverages
- Difficulty: Hard
- Topics: Analytical chemistry, alcohol, beverages
Investigating the Buffer Capacity of Solutions
- Difficulty: Moderate
- Topics: Acid-base chemistry, buffers, capacity
Effect of Light Intensity on Photochemical Reactions
- Difficulty: Hard
- Topics: Photochemistry, light intensity, reactions
Determining the Molar Mass of a Volatile Liquid
- Difficulty: Moderate
- Topics: Gas laws, molar mass, volatile liquids
Study of Flame Tests and Emission Spectra
- Difficulty: Easy
- Topics: Atomic structure, flame tests, emission spectra
Investigating the Effect of Temperature on Viscosity
- Difficulty: Moderate
- Topics: Physical chemistry, temperature, viscosity
Synthesis and Analysis of Coordination Compounds
- Difficulty: Hard
- Topics: Inorganic chemistry, coordination compounds, synthesis
