MCQ
The $IUPAC$ name of $[Cr(NH_3)_4Cl_2]NO_3$ is
- ATetraamine dichlorido chromium nitrate
- BTetraammine dichlorido chromium $(III)$ nitrate
- ✓Dichlorido tetraammine chromium $(III)$ nitrate
- DTetraamino dichlorido chromium $(II)$ nitrate
The cation is sodium ion and the anion is the complex ion. The ligands present are ammine, bromo, chloro, and nitro$-N$. Here $N$ represents that the nitro group coordinates through the $N$ atom. The names of the ligands are written in the alphabetical order. The oxidation state of platinum is $+2$. The oxidation state is written in Roman numerals inside the parenthesis.
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| List $I$ (Substances) | List $II$ (Processes |
| $(A)$ Sulphuric acid | $(i)$ Haber's process |
| $(B)$ Steel | $(ii)$ Bessemer's process |
| $(C)$ Sodium hydroxide | $(iii)$ Leblanc process |
| $(D)$ Ammonia | $(iv)$ Contact process |