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 mock test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the atomic number of hydrogen?
💡 Hint: It's the first element in the periodic table.
Question 2
Easy
Name one isotope of hydrogen.
💡 Hint: Think of the different forms of a single element.
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 atomic mass of hydrogen?
- 1.008 u
- 2.016 u
- 0.999 u
💡 Hint: It's less than 2 but more than 1.
Question 2
True or False: Hydrogen is the most abundant element in the universe.
- True
- False
💡 Hint: Remember the star composition.
Solve 3 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A lab technician needs to collect hydrogen gas through the reaction of zinc with hydrochloric acid. Outline the steps he should take and explain why each step is necessary.
💡 Hint: Consider safety precautions and best collection techniques.
Question 2
Discuss the potential of hydrogen as a clean energy source and the challenges associated with its storage and infrastructure.
💡 Hint: Think of renewable energy contexts and current fuel technologies.
Challenge and get performance evaluation