5 Questions
Which subatomic particle is responsible for the majority of an atom's mass?
Neutrons
What defines the isotope of an element?
The number of neutrons
What is the approximate size of an atom?
100 picometers
Why can't humans see atoms with conventional microscopes?
Atoms are too small to be visible
What distinguishes one chemical element from another?
The number of protons
Test your knowledge of atoms and elements with this quiz! Explore the structure of atoms, their composition, and how they are distinguished by the number of protons. Challenge yourself with questions about specific elements like sodium and copper. Perfect for science enthusiasts and chemistry students!
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