Schöniger oxidation

In chemistry, the Schöniger oxidation (also known as the Schöniger Flask Test) is a test in qualitative elemental analysis, developed by Kurt Schöniger.

sample (with C,N,S,H,X) + oxygen (O₂) + NaOH → Na⁺X^- + Na⁺NO^-₂ + Na⁺₂SO^-₃

X = Cl, Br, F, I

Additional recommended knowledge

Daily Sensitivity Test

Guide to balance cleaning: 8 simple steps

Essential Laboratory Skills Guide

It allows quantitative determination of elemental chlorine, nitrogen and sulfur in a sample.

References

• http://yarchive.net/chem/schoeniger_flask.html