Physics, asked by goldenstar09, 11 months ago

electronic configuration with mass no. 257 ..plz answer with proper expl.

Answers

Answered by drchethanashivapraka

1

Answer:

fermium is the element with mass no as 257.

fermium belongs to the f- block and hence has progressively filled f- subshell.

electronic configuration:- [Rn] 5f¹² 7s²

hope it helped and pls mark as brainliest:)

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