calcium | (n) a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals, Syn. atomic number 20, Ca | chromium | (n) a hard brittle multivalent metallic element; resistant to corrosion and tarnishing, Syn. Cr, atomic number 24 | cobalt | (n) a hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition, Syn. atomic number 27, Co | copper | (n) a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor, Syn. atomic number 29, Cu | helium | (n) a very light colorless element that is one of the six inert gasses; the most difficult gas to liquefy; occurs in economically extractable amounts in certain natural gases (as those found in Texas and Kansas), Syn. atomic number 2, He | iron | (n) a heavy ductile magnetic metallic element; is silver-white in pure form but readily rusts; used in construction and tools and armament; plays a role in the transport of oxygen by the blood, Syn. Fe, atomic number 26 | manganese | (n) a hard brittle grey polyvalent metallic element that resembles iron but is not magnetic; used in making steel; occurs in many minerals, Syn. Mn, atomic number 25 | nickel | (n) a hard malleable ductile silvery metallic element that is resistant to corrosion; used in alloys; occurs in pentlandite and smaltite and garnierite and millerite, Syn. atomic number 28, Ni | scandium | (n) a white trivalent metallic element; sometimes classified in the rare earth group; occurs in the Scandinavian mineral thortveitite, Syn. atomic number 21, Sc | titanium | (n) a light strong grey lustrous corrosion-resistant metallic element used in strong lightweight alloys (as for airplane parts); the main sources are rutile and ilmenite, Syn. atomic number 22, Ti | vanadium | (n) a soft silvery white toxic metallic element used in steel alloys; it occurs in several complex minerals including carnotite and vanadinite, Syn. V, atomic number 23 |
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| 铁 | [tiě, ㄊㄧㄝˇ, 铁 / 鐵] iron Fe, transition metal, atomic number 26 #1,866 [Add to Longdo] | 铜 | [tóng, ㄊㄨㄥˊ, 铜 / 銅] copper Cu, transition metal, atomic number 29 #2,027 [Add to Longdo] | 钙 | [gài, ㄍㄞˋ, 钙 / 鈣] calcium Ca, alkaline earth, atomic number 20 #4,390 [Add to Longdo] | 镍 | [niè, ㄋㄧㄝˋ, 镍 / 鎳] nickel Ni, transition metal, atomic number 28 #12,744 [Add to Longdo] | 钛 | [tài, ㄊㄞˋ, 钛 / 鈦] titanium Ti, transition metal, atomic number 22 #12,757 [Add to Longdo] | 锰 | [měng, ㄇㄥˇ, 锰 / 錳] manganese Mn, transition metal, atomic number 25 #14,520 [Add to Longdo] | 铬 | [gè, ㄍㄜˋ, 铬 / 鉻] chromium Cr, transition metal, atomic number 24 #16,644 [Add to Longdo] | 钒 | [fán, ㄈㄢˊ, 钒 / 釩] vanadium V, transition metal, atomic number 23 #21,513 [Add to Longdo] | 钪 | [kàng, ㄎㄤˋ, 钪 / 鈧] scandium Sc, transition metal, atomic number 21 #25,344 [Add to Longdo] | 钴 | [gǔ, ㄍㄨˇ, 钴 / 鈷] cobalt Co, transition metal, atomic number 27 #33,190 [Add to Longdo] | 氦 | [hài, ㄏㄞˋ, 氦] helium He, noble gas, atomic number 2 #33,632 [Add to Longdo] |
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