MCQ
Nesslers reagent is an alkaline solution of
- A$HgI _2$
- ✓$K _2 Hgl _4$
- C$HgNH _2 I$
- D$NH _2 HgO HgI$
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| Group A | Group B |
| (a) Bauxite | (i) Iron |
| (b) Calamine | (ii) Aluminium |
| (c) Magnetite | (iii) Zinc |