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Topic: Martin Heinrich Klaproth


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  CONK! Encyclopedia: Martin_Heinrich_Klaproth   (Site not responding. Last check: 2007-11-07)
Martin Heinrich Klaproth (December 1, 1743 – January 1, 1817) was a German chemist.
Klaproth was the leading chemist of his time in Germany.
An exact and conscientious worker, he did much to improve and systematize the processes of analytical chemistry and mineralogy, and his appreciation of the value of quantitative methods led him to become one of the earliest adherents of the Lavoisierian doctrines outside France.
www.conk.com /search/encyclopedia.cgi?q=Martin_Heinrich_Klaproth   (206 words)

  
 Klaproth, Martin Heinrich   (Site not responding. Last check: 2007-11-07)
Klaproth was born in Wernigerode, Saxony, apprenticed to an apothecary when he was 16, and in 1771 became manager of a pharmacy in Berlin.
Klaproth distinguished strontia (strontium oxide) from baryta (barium oxide) and in 1795 rediscovered and named titanium.
In 1803, Klaproth identified cerium oxide and confirmed the existence of cerium, discovered by Swedish chemist Jöns Berzelius in the same year.
www.cartage.org.lb /en/themes/Biographies/MainBiographies/k/Klaproth/1.html   (145 words)

  
 HEINRICH JULIUS KLAPROTH - LoveToKnow Article on HEINRICH JULIUS KLAPROTH   (Site not responding. Last check: 2007-11-07)
(1783-1835), German Orientalist and traveller, was born in Berlin on the nth of October 1783, the son of the chemist Martin Heinrich Klaproth (q.v.).
The principal feature of Klaproth's erudition was the vastness of the field which it embraced.
His great work Asia polyglotta (Paris, 1823 and 1831, with Sprachallas) not only served as a resume of all that was known on the subject, but formed a new departure for the classification of the Eastern languages, more especially those of the Russian Empire.
www.1911encyclopedia.org /K/KL/KLAPROTH_HEINRICH_JULIUS.htm   (310 words)

  
 Biography of Klaproth   (Site not responding. Last check: 2007-11-07)
Klaproth, a German chemist, was born in Wernigerode in the Harz on December 1, 1743.
At the age of sixteeen, Klaproth was apprenticed to an apothecary.
Klaproth was the first professor of chemistry at the University of Berlin when it was founded in 1810, even though he was sixty-seven years old.
genchem.chem.wisc.edu /lab/PTL/PTL/BIOS/klapoth.htm   (198 words)

  
 Martin Heinrich Klaproth Biography / Biography of Martin Heinrich Klaproth World of Chemistry Biography
family · chemists ·; journey · berlin ·; martin · on behalf · mineralogy ·; uranium ·; analytical chemistry ·; joseph louis · danzig · phlogiston · william hyde · apothecaries ·; pharmaceutical chemistry ·; countryman · chemistry laboratory · quedlinburg ·; zirconium ·; german colleagues
Klaproth was born in Wernigerode, Germany, on December 1, 1743.
Klaproth's acceptance of these ideas required some courage since they conflicted with the older theory of phlogiston that had been proposed by his own countryman, Georg Stahl (1660-1734), in the late seventeenth century.
www.bookrags.com /biography-martin-heinrich-klaproth-woc   (522 words)

  
 ninemsn Encarta - Search Results - Klaproth Martin Heinrich
Klaproth, Martin Heinrich (1743-1817), German chemist, born in Wernigerode.
Uranium was discovered in 1789 in pitchblende by the German chemist Martin Heinrich Klaproth, who named it after the planet Uranus.
Titanium was discovered in 1791 in the mineral menachanite by the British clergyman William Gregor, who named the new element menachite.
au.encarta.msn.com /Klaproth_Martin_Heinrich.html   (88 words)

  
 Discoveries of the chemical elements - Free Online Information   (Site not responding. Last check: 2007-11-07)
The element was discovered nearly simultaneously in two laboratories, though it was later shown that Berzelius and Hisinger's cerium was actually a mixture of cerium, lanthanum and didymium.
Martin Heinrich Klaproth[?]; Jöns Jacob Berzelius and Hisinger
At this point, Sir Humphry Davy pioneered the use of electricity from the Voltaic pile to decompose the salts of alkali metals, and so a number of thse metals were first prepared as the pure element: the beginning of the field of electrochemistry.
www.sneaknews.com /econtents/di/Discovery_of_the_chemical_elements.html   (1094 words)

  
 Klaproth, Martin Heinrich --  Encyclopædia Britannica   (Site not responding. Last check: 2007-11-07)
Klaproth was an apothecary for many years, but his own study of chemistry enabled him to obtain a post as pharmaceutical assessor in a medical…
Klaproth named the new element after the planet Uranus, which had been discovered in 1781.
One of them—the discovery of electromagnetic radiation—was the achievement of Heinrich Hertz, a German physicist.
www.britannica.com /eb/article-9045722   (789 words)

  
 The Hutchinson Dictionary of Scientific Biography: Klaproth, Martin Heinrich (1743-1817)@ HighBeam Research   (Site not responding. Last check: 2007-11-07)
The Hutchinson Dictionary of Scientific Biography: Klaproth, Martin Heinrich (1743-1817)@ HighBeam Research
Klaproth was born in Wernigerode, Saxony, on 1 December 1743.
His home was destroyed by fire when he was eight years old, leaving the family in poverty.
www.highbeam.com /library/doc0.asp?DOCID=1P1:99916657&refid=ip_encyclopedia_hf   (178 words)

  
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The mineral was not known to contain a new element until Klaproth analyzed a jargon from Ceylon in the Indian Ocean.
Klaproth named the new element zirkonertz or zirconia.
German chemist Martin Heinrich Klaproth rediscovered titanium in rutile ore. Klaproth named the element after the Titans of Greek mythology.
www.chipola.edu /instruct/science/Breivogel/HonorsChemistry/JSloan.doc   (969 words)

  
 MARTIN HEINRICH KLAPROTH - LoveToKnow Article on MARTIN HEINRICH KLAPROTH   (Site not responding. Last check: 2007-11-07)
MARTIN HEINRICH KLAPROTH - LoveToKnow Article on MARTIN HEINRICH KLAPROTH
He also published a Chemisches JVOrterbuch (1807-1810), and edited a revised edition of F. Grens Hand buch der Chemie (1 806).
To properly cite this MARTIN HEINRICH KLAPROTH article in your work, copy the complete reference below:
www.1911encyclopedia.org /K/KL/KLAPROTH_MARTIN_HEINRICH.htm   (242 words)

  
 MSN Encarta - Search Results - Klaproth Martin Heinrich   (Site not responding. Last check: 2007-11-07)
Luther, Martin : associates and contemporaries: Bullinger, Heinrich
Bullinger, Heinrich (1504-75), Swiss religious reformer, born in Bremgarten, in the canton of Aargau, and educated at the University of Cologne....
Exclusively for MSN Encarta Premium Subscribers--quickly search thousands of articles from magazines such as Time, Newsweek, The Atlantic Monthly, and Smithsonian.
encarta.msn.com /Klaproth_Martin_Heinrich.html   (113 words)

  
 Martin Heinrich Klaproth History Summary   (Site not responding. Last check: 2007-11-07)
chemical · discovery · chemists ·; conversion · uranium ·; heinrich · analytical chemistry ·; antoine lavoisier ·; careful · tellurium ·; antiquities · pitchblende · chromium ·; titanium ·; strontium ·; zirconium ·; rutile · cerium ·; chemical analysis · zircon
Klaproth deduced the presence of uranium in pitchblende (1789), zirconium in zircon (1789), and titanium in rutile (1795).
Klaproth also pioneered the chemical analysis of antiquities, and his conversion to Antoine Lavoisier's new chemistry greatly influenced that theory's acceptance in Germany.
www.bookrags.com /history/sciencehistory/martin-heinrich-klaproth-scit-041234   (132 words)

  
 Klaproth, Heinrich Julius --  Encyclopædia Britannica   (Site not responding. Last check: 2007-11-07)
More results on "Klaproth, Heinrich Julius" when you join.
Basketball great Julius Erving, better known as Dr. J, once said of his amazing airborne moves: “It's easy once you learn how to fly.” His flights quickly made him one of basketball's all-time top scorers.
German aeronautical engineer Heinrich Focke was born in Bremen.
www.britannica.com /eb/article-9045721?tocId=9045721   (636 words)

  
 Elements
A compound of titanium and oxygen was discovered in 1791 by the English chemist and mineralogist William Gregor.
It was independently rediscovered and named by the German chemist Martin Heinrich Klaproth in 1795.
Zirconium was discovered in 1789 by Martin Klaproth.
www.ueet.nasa.gov /materials/elements.php   (198 words)

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