Asked by rebekah

Write electron configurations for the following ions, and determine which have noble-gas configurations. (Type your answer using the format [Ar] 4s2 3d10 4p2 for [Ar]4s23d104p2.)

Ru2+

thanks
Answered by bobpursley
I,or someone will be happy to check your work.
Answered by DrBob222
If you don't know the electron configuration of Ru, check here. www.webelements.com
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