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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the smallest particle of an element?
💡 Hint: Think about what makes up elements.
Question 2
Easy
How many protons does carbon have?
💡 Hint: Refer to the atomic number of carbon.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What particle determines the atomic number?
- Neutron
- Electron
- Proton
💡 Hint: It’s the same particle that gives an atom its identity.
Question 2
True or False: Isotopes have varying atomic numbers.
- True
- False
💡 Hint: Think about what defines isotopes.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
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.
Question 2
Calculate the valency of an element with 5 electrons in its outermost shell.
💡 Hint: Use the octet rule for valency.
Challenge and get performance evaluation