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Questions and Answers
What distinguishes one chemical element from another?
What distinguishes one chemical element from another?
- Number of protons in their atoms (correct)
- Number of neutrons in their atoms
- Number of electrons in their atoms
- Size of their atoms
What causes the electrons to be bound to the nucleus of an atom?
What causes the electrons to be bound to the nucleus of an atom?
- Strong nuclear force
- Gravitational force
- Opposing charge between electrons and nucleus (correct)
- Electromagnetic repulsion
What is the primary reason that humans cannot see atoms with conventional microscopes?
What is the primary reason that humans cannot see atoms with conventional microscopes?
- Atoms are smaller than the shortest wavelength of visible light (correct)
- Atoms are too dense for visible light to penetrate
- Atoms are transparent to visible light
- Atoms are constantly moving at high speeds
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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Why is it not possible to accurately predict the behavior of atoms using classical physics?
Why is it not possible to accurately predict the behavior of atoms using classical physics?
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