MHT CET2018ChemistryCoordination Compounds
What is the oxidation number of gold in the complex A u C l 4 1- ?
Options
- A+ 4
- B+ 3
- C+ 2
- D+ 1
Correct answer
B. + 3
Step-by-step solution
Let assume oxidation state of A u = x x + 4 - 1 = - 1 x - 4 = - 1 x = - 1 + 4 x = + 3