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
Define enthalpy in your own words.
💡 Hint: Think about heat content in chemical reactions.
Question 2
Easy
What formula do you use to calculate moles?
💡 Hint: It's a basic formula frequently used in stoichiometry.
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 enthalpy?
- The measure of disorder
- The total heat content at constant pressure
- The energy of an atom
💡 Hint: Think about heat and pressure in chemistry.
Question 2
True or False: Ionization energy decreases down a group.
- True
- False
💡 Hint: Consider how atomic size changes in groups.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Describe how knowing the trend of ionization energy aids in predicting the chemical behavior of elements.
💡 Hint: Relate this to groups in the periodic table.
Question 2
Explain how you would use flashcards to memorize formulas for mole calculations.
💡 Hint: Consider a method for spaced repetition.
Challenge and get performance evaluation