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Definition
| Negatively-charged particle that exists in an electron cloud formation around an atom's nucleus |
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| Substance that cannot be broken down into simpler substances |
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Definition
| Neutral particle formed when atoms share electrons |
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Definition
| Positively-charged particle in the nucleus of an atom |
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Definition
| Region surrounding the nucleus of an atom, where electrons are most likely to be found |
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Definition
| The basic unit of chemical Element |
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| an atomic particle that occurs in the nucleus of every atom and carries a positive charge equal in size to the negative charge of an electron |
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Definition
| An elementary particle having no charge mass slightly greater than that of a proton and spin of A halph |
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Definition
| The number of positive charges or protons in the nucleus of an atom of a given element, and therefore also the number of electrons normally surrounding the nucleus |
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Definition
| The average mass of atoms of an element, calculated by using the relative abundance of isotopes in a natural-occurring element |
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