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What's the formula for this coordination compound?

Posted: Wed Nov 16, 2016 10:54 pm
by Nhi Vo 3A
Dibromobis(ethylenediamine)cobalt(III)sulfate

Re: What's the formula for this coordination compound?

Posted: Wed Nov 16, 2016 10:58 pm
by Shadi_Keyvani_1D
[CoBr2(en)2] SO4 but I think it should be an ion with a negative 1 charge.

Re: What's the formula for this coordination compound?

Posted: Wed Nov 16, 2016 11:04 pm
by Rachel Ma
yes I agree because you have 2 Br which is -1 charge each, and a sulfate with a -2 charge. In total you have -4 charges and if Cr were to have a +3 charge, the whole ion would have -1 charge.