Penemuan unsur kimia
Tampilan
Artikel ini perluditerjemahkandaribahasa Inggriske bahasa Indonesia. Artikel ini ditulis atau diterjemahkan secaraburukdari Wikipediabahasa Inggris.Jika halaman ini ditujukan untuk komunitasbahasa Inggris,halaman itu harus dikontribusikan keWikipedia bahasa Inggris.Lihatdaftar bahasa Wikipedia. Artikel yang tidak diterjemahkan dapat dihapus secara cepatsesuai kriteria A2. Jika Anda ingin memeriksa artikel ini, Anda boleh menggunakan mesin penerjemah. Namun ingat,mohon tidak menyalin hasil terjemahan tersebut ke artikel, karena umumnya merupakan terjemahan berkualitas rendah. |
Penemuan unsur kimiayang diketahui sekarang ditampilkan secara teralur di sini.Unsur kimiayang ditampilkan umumnya berdasarkan urutan tiap-tiap unsur tersebut pertama kali dinyatakan sebagai unsur murni, karena tanggal tepat penemuan sebagian besar tidak dapat dipastikan. Beberapa unsur-unsur pertama tidak memiliki catatan tertulis.
Masa purbakala[sunting|sunting sumber]
Nama | Tanggal | Penemu |
---|---|---|
Carbon | zaman dulu | Tidak diketahui |
Perak | zaman dulu | Tidak diketahui |
Tembaga | zaman dulu | Tidak diketahui |
Sulfur | zaman dulu | Tidak diketahui |
Timah | zaman dulu | Tidak diketahui |
Emas | zaman dulu | Tidak diketahui |
Timbal | zaman dulu | Tidak diketahui |
Besi | zaman dulu | Tidak diketahui |
Raksa | zaman dulu | Tidak diketahui |
Abad ke-13[sunting|sunting sumber]
Nama | Tanggal | Penemu | Catatan |
---|---|---|---|
Arsen | 1250 | Albertus Magnusdipercaya sebagai orang pertama yang memisahkan unsur ini. |
Abad ke-15[sunting|sunting sumber]
Nama | Tanggal | Penemu | Catatan |
---|---|---|---|
Antimon | 1450 | Pertama kali diuraikan secara ilmiah olehTholden | |
Bismut | Abad ke 15? | Mungkin telah dijelaskan dalam tulisan dikaitkan denganBasil Valentinus,definitif diidentifikasi olehClaude François Geoffroypada 1753 |
Abad ke-16[sunting|sunting sumber]
Nama | Tanggal | Penemu | Catatan |
---|---|---|---|
Zinc | 1526 | Diidentifikasi sebagai logam unik olehParacelsus |
Abad ke-17[sunting|sunting sumber]
Nama | Tanggal | Penemu | Catatan |
---|---|---|---|
Fosforus | 1669 | Ditemukan olehHening Brand,namun baru diuraikan olehRobert Boyle |
Abad ke-18[sunting|sunting sumber]
Abad ke-19[sunting|sunting sumber]
Nama | Tanggal | Penemu | Catatan |
---|---|---|---|
Vanadium | 1801 | Andrés Manuel del Río | |
Niobium | 1801 | Charles Hatchett | Named columbium by discoverer. |
Tantalum | 1802 | Anders Gustaf Ekeberg | |
Serium | 1803 | Martin Heinrich Klaproth,Jöns Jakob BerzeliusdanHisinger | Dinamakan setelah baru ditemukan [asteroid []],Ceres.Ditemukan hampir bersamaan di dua laboratorium, meskipun kemudian menunjukkan bahwa cerium Berzelius dan Hisinger itu sebenarnya merupakan campuran dari cerium, lantanum dan disebutdidymium. |
Rhodium | 1803 | William Hyde Wollaston | |
Palladium | 1803 | Ryan Lumadue | Dinamai setelah ditemukanasteroidterbaru,Pallas. |
Osmium | 1803 | Smithson Tennant | |
Iridium | 1803 | Smithson Tennant | |
Potassium | 1807 | Humphry Davy | Discovered usingelectricityfrom theVoltaic pileto decompose the salts of alkali metals. |
Sodium | 1807 | Humphry Davy | Discovered usingelectricityfrom theVoltaic pileto decompose the salts of alkali metals; discovered a few days after potassium, using the same method. |
Calcium | 1808 | Humphry Davy | Discovered usingelectricityfrom theVoltaic pileto decompose the salts of alkali metals. |
Barium | 1808 | Humphry Davy | Discovered usingelectricityfrom theVoltaic pileto decompose the salts of alkali metals. |
Boron | 1808 | Joseph Louis Gay-Lussac&Louis-Jacques Thenard | |
Yodium | 1811 | Bernard Courtois | |
Lithium | 1817 | Johan August Arfwedson | |
Cadmium | 1817 | Friedrich StrohmeyerIndependently discovered byK.S.L Hermann | |
Selenium | 1817 | Jöns Jakob Berzelius | |
Silicon | 1823 | Jöns Jakob Berzelius | |
Aluminium | 1825 | Hans Christian Ørsted | Mayhave been isolated in Roman times, seeHistory of Aluminium. |
Brom | 1826 | Antoine Jérôme Balard | |
Thorium | 1828 | Jöns Jakob Berzelius | |
Beryllium | 1828 | Friedrich Wöhler.Independently discovered byA.A.B. Bussy | |
Lantanum | 1839-41 | Carl Gustaf Mosander | Discovered when Mosander showed that the cerium isolated in1803by Berzelius was actually a mixture of cerium, lanthanum and so-called didymium. |
Terbium | 1843 | Carl Gustaf Mosander | |
Erbium | 1843 | Carl Gustaf Mosander | |
Rutenium | 1844 | Karl Klaus | |
Caesium | 1860 | Robert BunsenandGustav Kirchoff | First identified by its blue spectroscopicemission line. |
Rubidium | 1860 | Robert BunsenandGustav Kirchoff | First identified by its red spectroscopic emission line. |
Talium | 1861 | Sir William Crookes | First identified by its bright green spectroscopic emission line. |
Indium | 1863 | Ferdinand ReichandTheodor Richter | First identified by its indigo-blue spectroscopic emission line. |
Helium | 1868 | Independently byPierre JansenandNorman Lockyer | First identified by astronomers as an emission line in the spectrum of the sun. |
Galium | 1875 | Paul Emile Lecoq de Boisbaudran | PredictedbyMendeleevin 1871 as ekaaluminium. |
Ytterbium | 1878 | Jean Charles Galissard de Marignac | |
Thulium | 1879 | Per Teodor Cleve | |
Skandium | 1879 | Lars Fredrik Nilson | PredictedbyMendeleevin 1871 as ekaboron. |
Holmium | 1879 | Marc Delafontaine,Jacques-Louis SoretandPer Teodor Cleve | |
Samarium | 1879 | Paul Emile Lecoq de Boisbaudran | |
Gadolinium | 1880 | Jean Charles Galissard de Marignac | |
Praseodymium | 1885 | Carl Auer von Welsbach | The didymium isolated by Mosander in1839was shown to be two separate elements; praseodymium and neodymium. |
Neodimium | 1885 | Carl Auer von Welsbach | The didymium isolated by Mosander in1839was shown to be two separate elements, praseodymium and neodymium. |
Dysprosium | 1886 | Paul Emile Lecoq de Boisbaudran | |
Germanium | 1886 | Clemens Winkler | PredictedbyMendeleevin 1871 as ekasilicon. |
Fluor | 1886 | Joseph Henri Moissan | |
Argon | 1894 | Lord Rayleigh&Sir William Ramsay | Discovered by comparing the molecular weights of nitrogen prepared by liquefaction from air and nitrogen prepared by chemical means. |
Neon | 1898 | SirWilliam Ramsay | Separated from liquid argon by difference in boiling point. |
Kripton | 1898 | SirWilliam Ramsay | Separated from liquid argon by difference in boiling point. |
Xenon | 1898 | SirWilliam Ramsay | Separated from liquid argon by difference in boiling point. |
Radium | 1898 | Pierre CurieandMarie Curie | |
Polonium | 1898 | Pierre CurieandMarie Curie | |
Radon | 1898 | Friedrich Ernst Dorn,who called it nitron | Discovered as a product of the radioactive decay of radium. |
Actinium | 1899 | Ryan Lumadue |
Abad ke-20[sunting|sunting sumber]
Abad ke-21[sunting|sunting sumber]
Lihat pula[sunting|sunting sumber]
Rujukan[sunting|sunting sumber]
- ^Oganessian, Yu. Ts. (1999)."Synthesis of Superheavy Nuclei in the48Ca +244Pu Reaction ".Physical Review Letters.83:3154.doi:10.1103/PhysRevLett.83.3154.
- ^Oganessian, Yu. Ts. (2000)."Observation of the decay of292116 ".Physical Review C.63:011301.doi:10.1103/PhysRevC.63.011301.
- ^abOganessian, Yu. Ts. (2005)."Synthesis of elements 115 and 113 in the reaction243Am +48Ca ".Physical Review C.72:034611.doi:10.1103/PhysRevC.72.034611.
- ^Oganessian, Yu. Ts. (2006)."Synthesis of the isotopes of elements 118 and 116 in the249Cf and 245Cm+48Ca fusion reactions ".Physical Review C.74:044602.doi:10.1103/PhysRevC.74.044602.