Practice Surface Area (for Heterogeneous Reactions) - 2.3 | Unit 6: Chemical Kinetics | IB Grade 11: Chemistry
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

Surface Area (for Heterogeneous Reactions)

2.3 - Surface Area (for Heterogeneous Reactions)

Enroll to start learning

You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What happens to the rate of reaction if a solid reactant is ground into a fine powder?

💡 Hint: Think about the interaction between reactants.

Question 2 Easy

Define heterogeneous reaction.

💡 Hint: Identify the phases involved.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What effect does increasing surface area have on the rate of reaction for solids?

It slows down the reaction
It increases the reaction rate
It has no effect

💡 Hint: Think about how interactions change.

Question 2

True or False: Heterogeneous reactions occur in the same phase.

True
False

💡 Hint: Identify the phases of reactants.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

How would you expect the reaction rate to change if you switched from magnesium powder to magnesium block in an experiment?

💡 Hint: Think about the interaction possibilities.

Challenge 2 Hard

Discuss the trade-offs between grinding a solid reactant and its potential change in other properties.

💡 Hint: Consider how physical changes affect practical applications.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.