# manganese

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chromium${\displaystyle \longleftarrow }$ 25 ${\displaystyle \longrightarrow }$iron iron has a latin name ferrum

## Noun

 Pluralnone
1. (uncountable)Manganese is a hard, fragile, gray metal that is an element on the periodic table with an atomic number of 25 and the symbol Mn. It is added to steel to make it stronger.