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- 3. orbital Are regions of space around the nucleus of an atom where an electron is likely to be found
- 7. The basic unit of a chemical element
- 8. A stable subatomic particle with a charge of negative electricity, found in all atoms and acting as the primary carrier of electricity in solids
- 9. particles A particle smaller than an atom or cluster of such particles
- 10. The positively charged central core of an atom, consisting of protons and neutrons and containing nearly all its mass
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- 1. A subatomic particle of about the same mass as a proton but without an electric charge, present in all atomic nuclei except those of ordinary hydrogen
- 2. A stable subatomic particle occurring in all atomic nuclei, with a positive electric charge equal in magnitude to that of an electron, but of opposite sign
- 4. A coherent, typically large body of matter with no definite shape
- 5. A minute portion of matter
- 6. charges Is the physical property of matter that causes it to experience a force when placed in an electromagnetic field