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Stockholm, Sweden.
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∙ 15y ago
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Who discovered the periodic table manganese?
I think you mean "Who discovered the elementManganese?"Anyways, Manganese was discovered in 1774 by Johann Gahn.
Who discovered manganese?
Some early investigators isolated compounds of the metal, but it was Swedish chemist Carl Wilhelm Scheele who first recognized the elemental nature of manganese. Shortly thereafter, Johan Gottlieb Gahn, his colleague, isolated the pure element in 1774. Links are provided.
Which element has 25 protons?
Atomic number - is the number of protons in the nucleus, which with a neutral atom is also the number of electrons.In a Periodic table the elements have the atomic number on them.Answer:(Info credit goes to "Info on Element Mn" link)Manganese - MnAtomic number 25 Atomic mass 54.9380 g.mol -1Electronegativity according to Pauling 1.5Density 7.43 g.cm-3 at 20°CMelting point 1247 °CBoiling point 2061 °CVanderwaals radius 0.126 nmIonic radius 0.08 nm (+2) ; 0.046 nm (+7)Isotopes 7Electronic shell [ Ar ] 3d5 4s2Energy of first ionisation 716 kJ.mol -1Energy of second ionisation 1489 kJ.mol -1Standard potential - 1.05 V ( Mn2+/ Mn )Discovered Johann Gahn in 1774
What does Mn stand for on the periodic table of elements?
The chemical symbol Mn stands for manganese.
What is the transition element with 25 electrons?
Manganese, Mn is a transition element with Atomic number 25 and thus 25 electrons.
Who made manganese?
Swedish scientist Johann Gahn
Which element was discovered by Johann Gahn in 1774?
Manganese.
Who invented manganese?
Nobody invented Manganese, it was discovered. Manganese was discovered by Johann Gahn in 1774 in Sweden.
Who discovered the periodic table manganese?
I think you mean "Who discovered the elementManganese?"Anyways, Manganese was discovered in 1774 by Johann Gahn.
Where did johan gottlieb gahn found the element manganese?
Somewhere in sweeden.
What country was maganese discovered?
Manganese was first discovered in Stockholm, Sweden by Johann Gottlieb Gahn, a Swedish mineralogist and chemist, in 1774 and it was first recognized as an element by a Swedish chemist named C.W. Scheele.
What year was manganese discoverd?
Proposed to be an element by Carl Wilhelm Scheele in 1774, manganese was discovered by Johan Gottlieb Gahn, a Swedish chemist
Where selenium discover?
Selenium was discovered in 1817 by Berzelius and Gahn.
When and where was selenium discovered?
Selenium was discovered in 1817 by Jons Jakob Berzelius and Johann Gottlieb Gahn in Sweden.
Who discovered manganese?
Some early investigators isolated compounds of the metal, but it was Swedish chemist Carl Wilhelm Scheele who first recognized the elemental nature of manganese. Shortly thereafter, Johan Gottlieb Gahn, his colleague, isolated the pure element in 1774. Links are provided.
What planet did Johann gottfried discover?
There are many Johann gottfrieds
What did Johann galle discover?
Neptune
