2.2 - Unpacking the Atom: Protons, Neutrons, and Electrons
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Practice Questions
Test your understanding with targeted questions
What is the charge of a proton?
💡 Hint: Consider how protons interact within the atom.
Where are electrons found?
💡 Hint: Think about how the atom is structured.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What particle is found in the nucleus and has a positive charge?
💡 Hint: Think about the charges of the particles.
True or False: Electrons are heavier than protons and neutrons.
💡 Hint: Consider the mass of electrons in relation to protons.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
If a neutral atom has 20 protons, how many electrons does it have? If its mass number is 40, how many neutrons does it contain?
💡 Hint: Consider how protons, neutrons, and electrons balance in a neutral atom.
Explain how changing the number of neutrons can affect the stability of an atom and give an example.
💡 Hint: Think about how neutron count influences the nucleus.
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