Practice - Atomic Number and Mass Number
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Practice Questions
Test your understanding with targeted questions
What does the atomic number represent?
💡 Hint: Think about what makes one element different from another.
Is Carbon-12 and Carbon-14 the same element?
💡 Hint: Focus on the definition of isotopes.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the atomic number of Oxygen?
💡 Hint: Refer to the periodic table for the atomic numbers.
Is Carbon-14 more stable than Carbon-12?
💡 Hint: Consider the stability of isotopes when they decay.
1 more question available
Challenge Problems
Push your limits with advanced challenges
If an element has an atomic number of 15 and a mass number of 31, how many neutrons does it have?
💡 Hint: Subtract the atomic number from the mass number.
Discuss how isotopes can vary physical properties, such as stability and radioactivity.
💡 Hint: Consider real-world applications of isotopes.
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Reference links
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