How many valence electrons does manganese have?


Quick Answer

The element manganese has seven valence electrons. The electronic configuration of manganese is [Ar] 3d5 4s2. The atomic number of manganese is 25 and it has 25 electrons out of which seven electrons are in the last shell or orbit.

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Full Answer

The symbol of manganese is Mn and its atomic weight is 54.938044 atomic mass units or grams per mole. Manganese is a transition metal found in Period 4 and Group 7 or VII B of the Periodic Table of Elements. Manganese has a density of 7.3 grams per cubic centimeter. It has a melting point of 1,246 degrees Celsius. Manganese is a silvery white metal at room temperature.

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