Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
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.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is an element?
💡 Hint: Think about the building blocks of matter.
Question 2
Easy
What is the atomic number?
💡 Hint: It's like a unique ID for elements.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the main identifier of an element?
- Atomic Mass
- Atomic Number
- Chemical Symbol
💡 Hint: Think about what makes each element unique.
Question 2
Elements in the same group share similar properties.
- True
- False
💡 Hint: Look at their positions in the periodic table.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Explain the differences in reactivity between Sodium (Na) and Potassium (K), including their atomic structure.
💡 Hint: Consider how atomic size affects ionization energy and reactivity.
Question 2
Using the periodic trends, predict how the melting points of Group 1 elements change as you move down the group.
💡 Hint: Think about the structure of metallic bonds in larger atoms.
Challenge and get performance evaluation