[tdx]

I understand that when removing electrons from d-block elements, you remove the 4s one's first. Are there any d-block ions that have electrons in their 4s sub shell?

[thegodofgod]

(Original post by tdx)
I understand that when removing electrons from d-block elements, you remove the 4s one's first. Are there any d-block ions that have electrons in their 4s sub shell?

I don't think so - you have to remove the 4s electrons first, meaning you'll automatically have 4s⁰ for a 2+ ion.

[tdx]

(Original post by thegodofgod)
I don't think so - you have to remove the 4s electrons first, meaning you'll automatically have 4s⁰ for a 2+ ion.

Ok, thanks reckon you could have a look at this question I have please about Ge4+? http://www.thestudentroom.co.uk/show...5#post37421215