Practice The Periodic Table: An Organized Universe of Elements - 2.4 | Chapter 2: The Building Blocks of Matter: Atoms, Elements, and the Periodic Table | IB 9 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

The Periodic Table: An Organized Universe of Elements

2.4 - The Periodic Table: An Organized Universe of Elements

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 does the atomic number represent?

💡 Hint: Look for key definitions in the glossary.

Question 2 Easy

What is a group in the Periodic Table?

💡 Hint: Think about how elements in a group behave similarly.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does the atomic number indicate?

Number of Protons
Number of Neutrons
Number of Electrons

💡 Hint: Think about what makes each element unique.

Question 2

True or False: Non-metals typically conduct electricity well.

True
False

💡 Hint: Review the properties of metals vs. non-metals.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Explain how the electronic configuration influences the reactivity of an element in Group 1.

💡 Hint: Consider the distance of the outer electron from the nucleus.

Challenge 2 Hard

Given an unknown element's position, predict its possible reactivity and bonding behavior.

💡 Hint: Use the group’s electron configuration to guide your expectations.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.