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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What are the three subatomic particles that make up an atom?
💡 Hint: Think about what particles reside in the nucleus and around it.
Question 2
Easy
Define an isotope.
💡 Hint: Remember, they have the same atomic number.
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 charge of a neutron?
- +1
- 0
- -1
💡 Hint: Think about the defining properties of neutrons.
Question 2
True or False: Electrons occupy fixed orbits around the nucleus.
- True
- False
💡 Hint: Recall the modern quantum mechanical model.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given an element with 6 protons and 8 neutrons, determine the atomic number, mass number, and whether it is stable or radioactive.
💡 Hint: Use atomic and mass number definitions to find the solution.
Question 2
Explain why multi-electron atoms have more complex spectra compared to hydrogen and how electron interactions affect this.
💡 Hint: Consider differences in electron arrangement and interactions.
Challenge and get performance evaluation