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单词 Manganum
释义

Manganum

英语百科

Manganese

A rough fragment of lustrous silvery metal
Electrolytically refined manganese chips and 1 cm3 cube
Manganese(II) chloride crystals – the pale pink color of Mn(II) salts is due to a spin-forbidden 3d transition.[7]
Aqueous solution of KMnO4 illustrating the deep purple of Mn(VII) as it occurs in permanganate

Manganese is a chemical element with symbol Mn and atomic number 25. It is not found as a free element in nature; it is often found in combination with iron, and in many minerals. Manganese is a metal with important industrial metal alloy uses, particularly in stainless steels.

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更新时间:2025/6/22 23:40:02