Art, asked by aasthachiddarwar, 9 months ago

Formula of valency and electronic configuration?​

Answers

Answered by kajal292942
3

Answer:

Valency = 8 - ve- ) where ve- valence electrons. ... no. is 17 electronic configuration is 2 , 8, 7, so outer shell have 7 electron we will find out the valency by using formula. Valency = 8 - ve- = 8 - 7 = 1 so valency of the chlorine is 1. In case of noble gases valency will be zero because of completely filled shells.

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