Sodium Bicarbonate

NaHCO₃

IUPAC: Sodium hydrogen carbonate

CAS: 144-55-8

Overview

Sodium bicarbonate (baking soda) is a mild base used in cooking, cleaning, and medicine. It decomposes above 50°C releasing CO₂.

Composition

Element Symbol Atoms Atomic Mass
Hydrogen H 1 1.0080
Carbon C 1 12.0110
Oxygen O 3 15.9990
Sodium Na 1 22.9900

Elemental Composition

H
Hydrogen ×1
1.2%
C
Carbon ×1
14.3%
O
Oxygen ×3
57.1%
Na
Sodium ×1
27.4%

Uses

  • • Baking leavening
  • • Antacid
  • • Cleaning agent
  • • Fire extinguisher

Fun Facts

  • ✦ The reaction between baking soda and vinegar is the classic volcano science project

Structure

SMILES

C(=O)(O)[O-].[Na+]

Properties

Type
salt
State
solid
Molar Mass
84.01 g/mol
Density
2.2000 g/cm³
Melting Point
50.0 °C
Solubility
96 g/L at 20°C

Molecular Descriptors

Exact Mass
83.9823
TPSA
60.4 Ų
H-Bond Donors
1
H-Bond Acceptors
3
Rotatable Bonds
0
Heavy Atoms
5
Complexity
33.0

Related Compounds

Ammonium Bicarbonate

NH₄HCO₃

Ammonium Chloride

NH₄Cl

Ammonium Sulfate

(NH₄)₂SO₄

Barium Carbonate

BaCO₃

Barium Chloride

BaCl₂

Barium Sulfate

BaSO₄

Cadmium Sulfide

CdS

Calcium Acetate

Ca(C₂H₃O₂)₂

Calcium Carbonate

CaCO₃

Calcium Citrate

Ca₃(C₆H₅O₇)₂

Frequently Asked Questions

What is Sodium Bicarbonate?
Sodium Bicarbonate (NaHCO₃) is a salt compound with the IUPAC name Sodium hydrogen carbonate.
What is the molecular weight of Sodium Bicarbonate?
Sodium Bicarbonate has a molar mass of 84.01 g/mol.
What state is Sodium Bicarbonate at room temperature?
Sodium Bicarbonate is a solid at room temperature.
Is Sodium Bicarbonate organic or inorganic?
Sodium Bicarbonate is classified as an inorganic compound.
What elements make up Sodium Bicarbonate?
Sodium Bicarbonate (NaHCO₃) is composed of Hydrogen (H), Carbon (C), Oxygen (O), Sodium (Na).