| NOMBRE | substance | hafnio, número atómico 72 | a grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals |
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| Sentido | A grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons. | |
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| Sinónimo | número atómico 72 | |
| General | elemento metálico, metales, metal | Any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. |
| Inglés | hafnium, Hf, atomic number 72 | |
| Catalán | hafni, Hf, número atòmic 72 | |
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