12.2.2 - Electron orbits
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Practice Questions
Test your understanding with targeted questions
What keeps electrons in orbit around the nucleus?
💡 Hint: Think about the forces involved in keeping opposite charges together.
What is the formula for kinetic energy of an electron?
💡 Hint: Remember that kinetic energy is related to motion.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What force keeps electrons in their orbits around the nucleus?
💡 Hint: Consider the type of charge the nucleus has.
Is the total energy of an electron in a stable orbit positive or negative?
💡 Hint: Think about what bound means in physical terms.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Calculate the force acting on an electron in the first orbit of a hydrogen atom using known values.
💡 Hint: Recollect the values for Coulomb’s constant and electron charge.
Discuss how energy absorption and emission lead to the observable spectral lines in atomic emission.
💡 Hint: Consider the connection between energy differences and light wavelength.
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