halogen estimation

Question

In Carius method for halogen estimation, the precipitate formed is:

RankGuru · Accepted Answer

The **Carius Method** estimates the halogen content in an organic compound.
- **Procedure**: A known mass of the compound is heated with fuming Nitric acid ($HNO_3$) and **Silver nitrate ($AgNO_3$)** in a hard glass tube (Carius tube).
- **Mechanism**: The carbon and hydrogen are oxidized to $CO_2$ and $H_2_O$ while the halogen is converted into an insoluble **Silver Halide ($AgX$)** precipitate.
- **Result**: The precipitate is filtered, washed, dried, and weighed. The percentage of halogen is then calculated from the mass of $AgX$ obtained.

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halogen estimation

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