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12 Cards in this Set
- Front
- Back
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Radioactive decay |
Conversion of the heavier elements to the smaller elements by emitting an "a" particle |
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Nuclear transmutation |
Results from the bombardment of nuclei by neurons, protons, or other nuclei |
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Nuclear fission |
The process in which "a" heavy nucleus (mass number>200) divides to form smaller nuclei if intermediate mass and one or more neurons |
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Nuclear chain reaction |
A self sustaining sequence of nuclear fission reactions |
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Critical mass |
Minimum mass of fissionable material required to generate a self sustaining nuclear chain reaction |
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Nuclear fusion |
Combining the small nuclei into larger ones |
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Plasma |
Gaseous mixture of positive ions and electrons |
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Mineral |
Naturally occurring substance with a range is chemical compositions |
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Ore |
Mineral deposit concentrated enough to allow economical recovery of a desired metal |
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Metallurgy |
Science and technology of separating metals from their ores and of compounding alloys |
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Alloy |
Solid solution either of two or more metals, or if a metal or metals with one or more nonmetals |
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Band theory of conductivity |
Delocalized electrons move freely through "bands" formed by overlapping molecular orbitals |
