H2O CO2 NaCl
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Some familiar compound elements include water (H2O), carbon dioxide (CO2), and sodium chloride (NaCl). These compounds consist of two or more different elements bonded together chemically.
The chemical formula of the compound (e.g., H2O for water) and the molar masses of the elements present in the compound are needed to determine the ratio of elements. The molar masses are required to calculate the molar ratios of the elements in the compound.
Propane is a compound.
The number of elements in a compound can be determined by looking at the chemical formula and identifying each element's symbol. For example, the compound CO2 has two elements, carbon and oxygen. Another example, glucose, has the formula C6H12O6, and has three elements, carbon, hydrogen, and oxygen.
There are two elements in the compound Fe2O3. These are: iron and oxygen
A binary compound is a chemical compound composed of two different elements, regardless of the ratio of the elements. These compounds are formed through the combination of two elements through chemical bonding. Examples include sodium chloride (NaCl) and water (H2O).