Sodium sulfite

chemical compound

Sodium sulfite is a chemical compound. It is made of sodium and sulfite ions. It is one of the sulfites used to preserve dried food. It is used to remove chlorine from pools. It reacts with acids to produce sulfur dioxide. It is a weak reducing agent. When it is oxidized, it is converted to sodium sulfate. Its chemical formula is Na2SO3.

Sodium sulfite structure

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