What are the Uses of sulphur dioxide??
Answers
Answer:
Although its chief uses are in the preparation of sulfuric acid, sulfur trioxide, and sulfites, sulfur dioxide also is used as a disinfectant, a refrigerant, a reducing agent, a bleach, and a food preservative, especially in dried fruits.
Explanation:
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Romans used sulphur dioxide in winemaking as they discovered that the empty wine glass smelled fresh on burning sulphur candles inside the glass. The chemical formula of this compound is SO2. It exists in small concentrations in the earth’s atmosphere but it is the third most significant gas in the atmosphere of Venus. It is found in case of volcanic eruptions and in the effluents released from industries.
Sulfur dioxide has the chemical composition of SO2 and is also commonly referred to as sulfurous acid anhydride, sulfurous anhydride or sulfur oxide.
Uses of Sulphur Dioxide
- In the food industries, as a food preservative.
- It acts as a bleaching agent to remove the excess chlorine and as a disinfectant.
- In cold storage plant, it acts as a refrigerant.
- It is used as a reagent and a solvent in the laboratory.
Safety measures have to be taken against sulphur dioxide as inhaling this gas causes serious health problems such as premature death and respiratory problems.