3 - The Nucleus
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Practice Questions
Test your understanding with targeted questions
What is the atomic number of an element?
💡 Hint: Think about what defines an element.
What particles make up the nucleus?
💡 Hint: Remember the collective term we use for these particles.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the relationship between mass number and the nucleus?
💡 Hint: Consider what contributes to the mass of the nucleus.
True or False: The atomic number is the same as the mass number.
💡 Hint: Check the definitions of both terms.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given a nucleus with 20 protons and 22 neutrons, calculate its mass number and discuss its stability compared to other elements with varying neutron counts.
💡 Hint: Analyze the stability trend of elements around it in the periodic table.
If the binding energy of a nucleus is found to be less than that of another, discuss the implications regarding its stability and potential for radioactive decay.
💡 Hint: Compare the nucleus's binding energies and relate them to their respective isotopic forms.
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