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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define atomic number.
💡 Hint: What does Z represent in atomic notation?
Question 2
Easy
What is mass number?
💡 Hint: What does A stand for in isomer notation?
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 does the atomic number represent?
- The number of electrons
- The number of neutrons
- The number of protons
💡 Hint: Think about what distinguishes each element.
Question 2
Isotopes have the same atomic number but different?
- True
- False
💡 Hint: What do they share in common?
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Why are some isotopes radioactive while others are stable? Use an example in your explanation.
💡 Hint: Consider the balance of protons and neutrons.
Question 2
Explain how nuclear composition impacts properties like half-life and stability in isotopes.
💡 Hint: Relate stability to neutron-proton proportions.
Challenge and get performance evaluation