Chemistry, asked by pooja4002, 11 months ago

what is the valency of Manganese (Mn)??​

Answers

Answered by shweta6817
1

Answer:

magnese can have as many as 7 Valence electrons.

Answered by shrini0810
1

Answer:

Electronic config. : 1S² 2S² 2P⁶ 3S² 3P⁶ 4S² 3D⁵

The atom can lose 5 electrons to get stable (5 from 3D subshell) - Mn⁺⁵

Or, the atom can lose 7 electrons to get stable (5 from 3D subshell, and 2 from valence shell, ie 4S subshell)- Mn⁺⁷

So, it can have a valency of 5 or 7.

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