Using `IUPAC` norms write the fomulas for the following
(i). Tetrahydroxozincate(II).
(ii). Potassium tetrachloridopalladate(II).
(iii). Diamminedlchloridoplatinum(II).
(iv). Potassium tetracyanidonickelate(II).
(v). Pentaamminenitrito-O-Cobalt(III).
(vi). Hexaamminecobalt(III) sulphate
(vii). Potassium tri(oxalato)chromate(III).
(viii). Hexaammlneplatinum(IV)
(ix). Tetrabromidocuprate(II).
(x). Pentaamminenitrito-N-cobalt(IlI).

Explanation

To write the formulas for the given coordination compounds using IUPAC norms, we will follow these steps for each compound:

### Step-by-Step Solutions:

1. **Tetrahydroxozincate(II)**:
- Central atom: Zinc (Zn)
- Ligands: 4 Hydroxo (OH) ligands
- Oxidation state of Zn: +2
...