Practice - INTRODUCTION
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Practice Questions
Test your understanding with targeted questions
What is the nucleus?
💡 Hint: Think about where the mass of an atom is concentrated.
Define atomic number.
💡 Hint: It identifies the element.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the main component of a nucleus?
💡 Hint: Think about the particles that provide mass to the atom.
True or False: The atomic number is different for isotopes.
💡 Hint: Consider what defines an element.
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Challenge Problems
Push your limits with advanced challenges
If an atom has 12 protons and 14 neutrons, what is its mass number and its atomic number? What element is it?
💡 Hint: Remember to add protons and neutrons for the mass number.
Discuss the implications of having stable and unstable isotopes in terms of nuclear reactions.
💡 Hint: Consider stability and energy yield.
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Reference links
Supplementary resources to enhance your learning experience.