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Discussion Response Post to: werners structures

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arun-rashi (1128)

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werners express the structure in cordination chemistry where metal ligend bonding ouccurs by cordinate bond.there are two types of valency are there one is secondary velency which is fix also called cordination number while other is primery valency which is ionisable valency.you ask formula of pot ferro cynyde here ferrous means iron in +2 state and sec. valency of iron is 6 so formula is K4Fe(CN)6 while in case of ferri cynide iron in +3 state so formula is K3Fe(CN)6

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