1.

Which one of the following is tris (ethane-1, 2-diammine) cobalt (III) sulphate?

Answer»

`[Co_3(EN)]SO_4`
`[CO(en)_3]SO_4`
`[Co(en)_3]_3(SO_4)_2`
`[Co(en)_3]_2(SO_4)_3`

ANSWER :D


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