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 the charge of a neutron?
💡 Hint: Think about whether neutrons attract or repel other particles.
Question 2
Easy
How many protons does hydrogen have?
💡 Hint: It's the first element on the periodic table.
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 defines the identity of an atom?
- Number of neutrons
- Number of electrons
- Number of protons
💡 Hint: Think about what makes hydrogen hydrogen.
Question 2
True or False: Isotopes have different numbers of protons.
- True
- False
💡 Hint: Consider what remains constant in isotopes.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the charge of an atom with 5 protons and 3 electrons.
💡 Hint: Subtract the number of electrons from protons.
Question 2
If you start with an isotope of Uranium-238, and it undergoes alpha decay, what is the resulting isotope?
💡 Hint: Remember what alpha decay involves.
Challenge and get performance evaluation