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Questions and Answers
What is the primary factor that distinguishes one chemical element from another?
What is the primary factor that distinguishes one chemical element from another?
- Number of electrons in the atom
- Size of the atom
- Number of neutrons in the atom
- Number of protons in the atom (correct)
What is the term for atoms with the same number of protons but a different number of neutrons?
What is the term for atoms with the same number of protons but a different number of neutrons?
- Isobars
- Isotones
- Isomers
- Isotopes (correct)
What is the primary reason humans cannot see atoms with conventional microscopes?
What is the primary reason humans cannot see atoms with conventional microscopes?
- Atoms are smaller than the shortest wavelength of visible light (correct)
- Atoms are transparent to visible light
- Atoms move too fast to be seen
- Conventional microscopes lack the necessary magnification
What makes up more than 99.94% of an atom's mass?
What makes up more than 99.94% of an atom's mass?
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What is the overall charge of an atom if it has more electrons than protons?
What is the overall charge of an atom if it has more electrons than protons?
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