5.6.1 - Atomic Size (Radius)
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What happens to atomic size as you move across a period?
💡 Hint: Think about what happens to nuclear charge and electron distance.
What happens to atomic size as you move down a group?
💡 Hint: Consider how many layers of electrons each element has.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the trend of atomic size across a period?
💡 Hint: Remember the effect of protons on atomic size.
True or False: Atomic size increases down a group.
💡 Hint: Consider how more layers affect size.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Analyze how the atomic radius of elements like sodium (Na) and potassium (K) affects their chemical properties and reactions.
💡 Hint: Consider the distance of outer electrons from the nucleus.
Evaluate the impact of atomic size on the covalent bond length in molecules such as HCl and HF.
💡 Hint: Remember how size influences closeness in atomic interactions.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.