Chemistry, asked by everythingwithme803, 1 month ago

what is penultimate shell??
no gogl please

Answers

Answered by sonalishirsat007

Answer:

Penultimate shell is the shell which is filled just before the valence shell i.e. the shell just inner to valence shell. It will have a number one less than valence shell. If the valence shell has value 'n' then the penultimate shell will have value (n-1).

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