5 Questions
What distinguishes one chemical element from another?
The number of protons in their atoms
Why is it not possible to accurately predict the behavior of atoms using classical physics?
Due to quantum effects
What defines the isotope of an element?
The number of neutrons
Where is more than 99.94% of an atom's mass located?
In the nucleus
What are the electric charges of a proton and an electron, respectively?
Positive, negative
Atomic Structure Quiz: Test your knowledge of atoms, protons, neutrons, and electrons. Explore the basics of chemical elements and their distinguishing features. Challenge yourself with questions about atomic numbers and element identification.
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