A gas is evolved which burns with blue flame when the mixture is heated with conc. H 2 SO…
Chemistry · NEET · NTA Exams — Principles Related to Practical Chemistry
A gas is evolved which burns with blue flame when the mixture is heated with conc. H2SO4. The mixture contains:
- carbonate
- oxalate
- nitrate
- nitrite
Answer
(B) oxalate
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