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Anonymous asked in Science & MathematicsChemistry · 11 hours ago

help with chem?

Write the condensed electron configuration for each atom or ion. (Be careful to identify the exceptions to GS electron configuration!) 

Ga 

Cu 

Cd2+

1 Answer

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  • hcbiochem
    Lv 7
    8 hours ago

    Fe: [Ar] 3d6 4s2 

    Ga: [Ar] 3d10 4s2 4p1

    Cu: [Ar] 3d10 4s1 (This is an exception which fills the 3d subshell)

    Cd2+:  [Ar] 3d10

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