Question

What is the IUPAC name of [Cr(NH3)5(NCS)][ZnCl4]

Answer 1

Hey dear,

● Answer -
IUPAC name of [Cr(NH3)5(NCS)][ZnCl4] is Pentaamine thiocyanato chromium (III) tetrachlorido zincate (II).

● Rules for IUPAC nomenclature of coordination complexes -
1. Ligands are named first in alphabetical order.
2. The name of the metal comes next.
3. The oxidation state of the metal follows, noted by a Roman numeral in brackets.



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