| atomic mass |
number the sum of the number of protons and neutrons in the nucleus of an atom.
출처: paramedicine.wikispaces.org/Medical+Terminology
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| atomic energy |
energy released in nuclear reactions. When a neutron splits an atom's nucleus into smaller pieces it is called fission. When two nuclei are joined together under millions of degrees of heat it is called fusion.
출처: www.nrdc.org/reference/glossary/a.asp
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| atomic number |
The number of protons in the nucleus of an atom.
출처: www.oehs.wayne.edu/health%20phsics/glossaryA.html
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| atomic mass unit |
(abbrev amu symbol u) A mass equivalent to one twelfth of the mass of on atom of carbon-12 or approximately 1.66 x 10 27 kg
출처: www.curtin.edu.au/curtin/centre/waisrc/OKLO/Access...
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| atomic weight |
Also atomic mass, relative atomic mass (Symbol A). the average weight of a sample of an element expressed in atomic weight units.
출처: www.curtin.edu.au/curtin/centre/waisrc/OKLO/Access...
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| atomic | a white soft metallic element that tarnishes readily |
|---|---|
| atomic | a ductile gray metallic element of the lanthanide series |
| atomic | a soft yellowish-white trivalent metallic element of the rare earth group |
| atomic | an abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond |
| atomic | a yellow trivalent metallic element of the rare earth group |
| atomic | a soft silvery metallic element of the rare earth group having no stable isotope |
| atomic | a gray lustrous metallic element of the rare earth group |
| atomic | a bivalent and trivalent metallic element of the rare earth group |
| atomic | a ductile silvery-white ductile ferromagnetic trivalent metallic element of the rare earth group |
| atomic | a metallic element of the rare earth group |
| atomic | a trivalent metallic element of the rare earth group |
| atomic | a trivalent metallic element of the rare earth group |