Practice - Summary
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Practice Questions
Test your understanding with targeted questions
What is the smallest particle of an element?
💡 Hint: Think about what makes up elements.
How many protons does carbon have?
💡 Hint: Refer to the atomic number of carbon.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What particle determines the atomic number?
💡 Hint: It’s the same particle that gives an atom its identity.
True or False: Isotopes have varying atomic numbers.
💡 Hint: Think about what defines isotopes.
1 more question available
Challenge Problems
Push your limits with advanced challenges
If an atom has 10 protons, 12 neutrons, and 10 electrons, determine its atomic number and mass number.
💡 Hint: Remember, atomic number is just the count of protons.
Calculate the valency of an element with 5 electrons in its outermost shell.
💡 Hint: Use the octet rule for valency.
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Reference links
Supplementary resources to enhance your learning experience.