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Questions and Answers
Which part of an atom contains the majority of its mass?
Which part of an atom contains the majority of its mass?
- Neutrons
- Electrons
- Protons
- Nucleus (correct)
What distinguishes one chemical element from another?
What distinguishes one chemical element from another?
- Number of protons (correct)
- Number of neutrons
- Number of atoms
- Number of electrons
What defines the isotope of an element?
What defines the isotope of an element?
- Number of neutrons (correct)
- Number of protons
- Number of atoms
- Number of electrons
Why can't humans see atoms with conventional microscopes?
Why can't humans see atoms with conventional microscopes?
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What is the size of an atom compared to a human hair?
What is the size of an atom compared to a human hair?
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