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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: Look for the basic unit that retains chemical properties.
Question 2
Easy
Name the three subatomic particles of an atom.
💡 Hint: Think about the particles that make up the nucleus and those that orbit around it.
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 is the charge of a proton?
- Positive
- Negative
- Neutral
💡 Hint: Remember the charge distinctions among protons, neutrons, and electrons.
Question 2
True or False: Electrons reside in the nucleus of an atom.
- True
- False
💡 Hint: Think about the layout of an atom.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A carbon atom has an atomic number of 6. If it has 6 protons, how many neutrons are present in the most common isotope?
💡 Hint: Use the formula from our study to find the neutron count.
Question 2
Using Bohr's model, calculate how many electrons are needed to fill the first three shells of a sodium atom (Z=11).
💡 Hint: Refer back to our 2n² formula for shell capacities.
Challenge and get performance evaluation