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Chemistry

Answered

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

Answer :

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Answer:

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

Explanation:

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

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