Question

what is iupac name of [Ag (NH3)2][Ag(CN)2]

Answer 1

[Ag (NH3)2][Ag(CN)2]

IUPAC Name :

Diamminesilver(I)dicyanoargentate(I)

Answer 2

Answer:

The IUPAC name of $\left[\mathrm{Ag}\left(\mathrm{NH}_{3}\right)_{2}\right]\left[\mathrm{Ag}(\mathrm{CN})_{2}\right]$ is diammine silver (I) dicynido argentate(I).

Explanation:

The given compound is a coordination compound with an ion and ligands. The rules followed in naming them are:

• While naming the complex ion, ligands are named first in alphabetical order, and in neutral, negative and then positive order.
• Neutral ligands are named after the molecule’s common name, like ammine for ammonia.
• Anions are named with suffix -ido.
• The number of molecules is mentioned by prefixing it with Greek prefixes for number like di, tri etc.
• Once the ligand is completely named, the metal is named.
• Then the oxidation state of the metal in the complex ion is mentioned in roman numerals within parenthesis.
• The silver ion as anion is named after the metal name as silver and as cation it is followed by a suffix –ate and is referred to as argentate.