4.8 - Representation of an Atom
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Practice Questions
Test your understanding with targeted questions
What does X represent in ₐᴬX notation?
💡 Hint: Think about the list of chemical symbols.
What does A indicate in the notation?
💡 Hint: Recall what mass number includes.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does A represent in atomic notation?
💡 Hint: Think about what A counts in the atom.
True or False: The atomic number and the number of protons in an atom are the same.
💡 Hint: Recall the definition of atomic number.
1 more question available
Challenge Problems
Push your limits with advanced challenges
If an atom has 20 protons and 22 neutrons, what is its atomic notation, and which element is it?
💡 Hint: Use number of protons for atomic number and add neutrons for mass number.
Given nitrogen has 7 protons and an isotope with 8 neutrons, what is its representation?
💡 Hint: Use the neutron count to calculate the mass number.
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