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Why do we boil the extract with conc. HNO3 in Lassaigne’s test for halogens?
5Q:
Why do we boil the extract with conc. HNO3 in Lassaigne’s test for halogens?
- 1To increase the concentration of NO3- ionsfalse
- 2To increase the solubility product of AgClfalse
- 3It increases the precipitation of AgClfalse
- 4For the decomposition of Na2S AND NaCN formedtrue
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