How is sulphur dioxide gas prepared in the laboratory?wite its bleaching actions

Question

asked Oct 10, 2022 34.6k views

1 Answer

Drarok · Answer 1 · 2022-10-14T02:07:57+0000

Answer:

In the laboratory, sulphur dioxide is prepared by the reaction of metallic sulphite or a metallic bisulphite with dilute acid.

Step-by-step explanation:

For example, a reaction between the dilute sulphuric acid and sodium sulphite will result in the formation of SO2. 2.