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JEE Main 2026 Preparation: Question Papers, Solutions, Mock Tests & Strategy Unacademy » JEE Study Material » Chemistry » NaHCO3

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NaHCO3

The crystalline structure of sodium bicarbonate, also known as sodium hydrogen carbonate, is monoclinic. It was in the year 1791 that Nicolas Leblanc, a French chemist, discovered sodium carbonate. Austin Church and John Dwight, two New York-based bakers, founded the world's first facility dedicated to the production of baking soda in 1846.

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It is a white solid crystalline chemical compound that is normally found in the form of a powder. This salt is made up of sodium ions and bicarbonate ions, respectively. NaHCO3 is the molecular formula for this compound. It is a shaky foundation. It is frequently referred to as baking soda and is used in the preparation of baked goods. The PH value is approximately 8.31.

Sodium Bicarbonate’s Physical and Chemical Characteristics

Sodium bicarbonate is a chemical compound with the formula NaHCO3.

The relationship between molecular weight and molecular mass is 84.0066 g/mol

Solids with a density of 2.20 g/cm³; powder with a density of 1.1 – 1.3

Boiling point: 851 degrees Celsius; melting point: 50 degrees Celsius

Below are a few other characteristics of sodium hydrogen carbonate that are noteworthy.

The crystalline structure of NaHCO3 is white in colour.

This chemical is insoluble in ethanol and just marginally soluble in methanol and acetone, according to the manufacturer.

96 grams per litre of water at a temperature of 20 degrees Celsius corresponds to the solubility of this chemical in water.

The crystal structure of sodium bicarbonate is a monoclinic crystal lattice.

The Structure of Sodium Bicarbonate (NaHCO3)

The sodium bicarbonate molecule has one sodium cation and one bicarbonate anion, and it is composed of two sodium cations. An ionic link is created between the positively charged sodium ion and the negatively charged oxygen atom in this situation (which is singly bonded to the central carbon and not bonded to a hydrogen atom).

Sodium bicarbonate has a variety of applications.

Baking soda is a chemical that can be used in a variety of applications. This material has become a typical household substance because of the low cost and wide range of applications. It has a wide range of applications, including: In medicine, it is used as an antacid to treat indigestion and heartburn, among other things. Because of its rapid impact, it gives brief comfort by lowering stomach acid production. As a result of its alkaline composition, it helps to neutralise excess hydrochloric acid in the stomach, which helps to ease indigestion. Medical crises such as significant renal failure, heart attack, uncontrolled diabetes, and other conditions necessitate the administration of sodium bicarbonate infusion injection (5 percent sodium bicarbonate). It is used in the production of cosmetics, personal hygiene products, and other beauty care goods. It is used in the production of ear drops. It is administered intravenously to alleviate the side effects of chemotherapy. Because of its antibacterial characteristics, it is frequently used in the cleaning of the mouth and teeth. Using It at Home-It is a wonder chemical that can be utilised for a variety of purposes around the house, including cleaning agents, cooking ingredients, and disinfectants. It has a variety of applications, including: It is used as a baking soda to raise the volume of the flour batter. A mild acid such as tartaric acid is used in the production of baking powder, which is a combination of baking soda and an acid such as tartaric acid. A leavening agent (a chemical added to batter or dough that causes the dough to rise and expand) is used in baking bread, cakes, cookies, pancakes, patties, and other baked goods to make them rise and expand more quickly.

Risk

Dangerous to One’s Health The eyes and skin are severely irritated when exposed to concentrated sodium bicarbonate solution. Under normal circumstances, it is not harmful or dangerous to consume. An overdose of sodium bicarbonate can cause shortness of breath, muscle spasms, mood swings, jerks, and fits, among other symptoms. When providing sodium bicarbonate to individuals suffering from kidney failure, high blood pressure, heart failure, or kidney stones, extreme caution must be exercised to avoid causing harm.