MCQ
Which element is not present in Nessler's reagent?
- AMercury
- BPotassium
- CIodine
- ✓Oxygen
✓
Answer
Correct option: D.
Oxygen
d
(Nessler's Reagent $\rightarrow K _2\left[ HgI _4\right]$
(Nessler's Reagent $\rightarrow K _2\left[ HgI _4\right]$
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