MCQ
Select correct about $PtCl_4. 4NH_3$ complex salt
$I.$ All the chlorides are bonded by primary valency
$II.$ All the chlorides are bonded by secondary valency
$III.$ All the $NH_3$ are bonded by secondary valency
$IV.$ Half of the chlorides are bonded with secondary valency
- A$I, II$
- ✓$III, IV$
- C$II, III$
- Donly $III$