About The Word Manganese
Learn about the word Manganese to help solve your crossword puzzle. Discover Manganese definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.
Manganese
| Manganese Definition And Meaning |
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What's The Definition Of Manganese?
[n] a hard brittle gray polyvalent metallic element that resembles iron but is not magnetic; used in making steel; occurs in many minerals
Synonyms | Synonyms for Manganese: atomic number 25 | Mn Related Terms | Find terms related to Manganese: See Also | hausmannite | manganite | metal | metallic element | psilomelane | pyrolusite | rhodochrosite Manganese In Webster's Dictionary \Man`ga*nese"\, n. [F. mangan[`e]se, It. manganese,
sasso magnesio; prob. corrupted from L. magnes, because of
its resemblance to the magnet. See {Magnet}, and cf.
{Magnesia}.] (Chem.)
An element obtained by reduction of its oxide, as a hard,
grayish white metal, fusible with difficulty, but easily
oxidized. Its ores occur abundantly in nature as the minerals
pyrolusite, manganite, etc. Symbol Mn. Atomic weight 54.8.
Note: An alloy of manganese with iron (called ferromanganese)
is used to increase the density and hardness of steel.
{Black oxide of manganese}, {Manganese dioxide or peroxide},
or {Black manganese} (Chem.), a heavy black powder {MnO2},
occurring native as the mineral pyrolusite, and valuable
as a strong oxidizer; -- called also familiarly
{manganese}. It colors glass violet, and is used as a
decolorizer to remove the green tint of impure glass.
{Manganese bronze}, an alloy made by adding from one to two
per cent of manganese to the copper and zinc used in
brass.
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