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- Dictionaryso·di·um bi·car·bon·ate/ˈˌsoʊdiəm ˌbaɪˈkɑrbəˌneɪt/
noun
- 1. a soluble white powder used in fire extinguishers and effervescent drinks and as a leavening agent in baking.
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noun
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Sodium bicarbonate, commonly known as baking soda or bicarbonate of soda, is a chemical compound with the formula NaHCO 3 . It is a salt composed of a sodium cation (Na +) and a bicarbonate anion (HCO 3 − ). Sodium bicarbonate is a white solid that is crystalline but often appears as a fine powder. It has a slightly salty, alkaline taste resembling that of washing soda (sodium carbonate). Wikipedia