Question

Manganese is the element with atomic number 25

a) write the subshell wise electronic configuration
by using noble gas element

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Answer 1

Answer:

2,8,8,8

Explanation:

this is because of octate rule

Answer 2

Answer:

Ar 3d5 4s2

Explanation:

Ar is the noble gas so after argon there are seven electrons left in the shell

then 3d5 is half filled because due to their stability. And 4s2 is fully filled