How did Clemens Winkler Discover germanium?

How did Clemens Winkler Discover germanium?

Germanium was discovered by Clemens A. Winkler in 1886, in Germany, in a mineral sample from a silver mine. Analysis indicated the sample – a rather rare mineral called argyrodite – contained 73 – 75% silver, 17 – 18% sulfur, 0.2% mercury, and 6 – 7% a new element, which Winkler named germanium.

Who is Clemens Alexander Winkler and his contribution to the development of the periodic table of elements?

8, 1904, Dresden), German chemist who discovered the element germanium. After 12 years managing a cobalt glassworks, Winkler joined the faculty of the Freiberg School of Mining in 1873. In 1886, while analyzing the mineral argyrodite, he discovered germanium. It proved to be the element predicted in 1871 by Dmitry I.

What element was discovered in 1886 in Freiberg?

Germanium
Germanium was discovered by Clemens A. Winkler at Freiberg, Germany, in 1886. Its existence had been predicted by Mendeleev who predicted its atomic weight would be about 71 and that its density around 5.5 g/cm3.

When was Clemens Winkler born?

December 29, 1838
Clemens Winkler/Date of birth

What does G stand for on the periodic table?

Gold – Element information, properties and uses | Periodic Table.

When was the element krypton discovered?

1898
Krypton/Discovered

In 1898, British chemists William Ramsay and Morris Travers discovered krypton as the residue of evaporating almost all of the other components of liquid air.

Who founded scandium?

Lars Fredrik Nilson
Scandium/Discoverers
It was discovered as scandium in 1879, by Lars Frederik Nilson of the University of Uppsala, Sweden. He extracted it from euxenite, a complex mineral containing eight metal oxides.

Who was Clemens Alexander Winkler and what did he do?

You can learn more about this topic in the related articles below. Clemens Alexander Winkler, (born Dec. 26, 1838, Freiberg, Ger.—died Oct. 8, 1904, Dresden), German chemist who discovered the element germanium. After 12 years managing a cobalt glassworks, Winkler joined the faculty of the Freiberg School of Mining in 1873.

When did Clemens Alexander Winkler discover the element germanium?

Clemens Alexander Winkler, (born Dec. 26, 1838, Freiberg, Ger.—died Oct. 8, 1904, Dresden), German chemist who discovered the element germanium. After 12 years managing a cobalt glassworks, Winkler joined the faculty of the Freiberg School of Mining in 1873. In 1886, while analyzing the mineral argyrodite, he discovered germanium.

Who was Clement of Alexandria and what did he do?

Titus Flavius Clemens, also known as Clement of Alexandria (Greek: Κλήμης ὁ Ἀλεξανδρεύς; c. 150 – c. 215 AD), was a Christian theologian and philosopher who taught at the Catechetical School of Alexandria. Among his pupils were Origen and Alexander of Jerusalem.

Who was the first person to discover germanium?

Clemens Alexander Winkler, (born Dec. 26, 1838, Freiberg, Ger.—died Oct. 8, 1904, Dresden), German chemist who discovered the element germanium.