Question

Write the configuration of bromine and find the valence electrons and valency

Answer 1

Bromine ( Br )

atomic no. : 35

configuration : [Ar] 3d10 4s2 4p5

valency : 1

No. of valence electrons : 7

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Answer 2

Bromine
Configuration:[Ar]3d104s24p5
Valence Electrons :S and P
Valence:7