Test for SO32-

Identification of gases e.g CO2, SO2 and O2. Characteristics test for anions e.g SO42-,SO32-,CO32-,NO-3, Cl–, etc. The anions are negatively change ions examples of anions are SO42-,SO32-,CO32-,S2- etc.   Identification of Gases Gases               identification H2 It gives a ‘pop’ sound when the gas is contact with a lighted splint. O2             It rekindles a glowing […]