# Structural Formula

## Structural Formula

Chemical compounds are all around humans; they are found in their food, beverages, and everyday goods. These chemical compounds can be recognised due to their molecular formulae. Although the molecular formula shows how many atoms each element has in the compound, it does not tell us how those atoms are connected to one another. Students might not be aware of which elemental atom is connected to which. The Structural Formula is formed in this area. It shows how the atoms are arranged and joined together in a chemical compound’s molecular formula.

Without knowing the Structural Formula, one would not recognise that the carbon atom in acetic acid is doubly linked to oxygen. By looking at the formula, one can determine the atoms’ spatial configuration in the complex.

The electrons involved in the bonding between distinct atoms are represented by dots in the electron dot Structural Formula. The Structural Formula is usually represented by the line-bond Structural Formula. The line-bond Structural Formula, as the name suggests, uses lines and bonds to represent the covalent bonds connecting the atoms.

Even though the condensed formula omits the carbon and hydrogen bonds, it still uses lines to connect bonded atoms, making it less confusing and smaller than the original formula.

Chemical compounds are identified using Structural Formula. Chemical compounds are substances created when two or more distinct elements come together. Chemical compounds are created when the atoms of different elements combine via an electron. Simply, the world around humans is made up of chemical molecules. Chemical substances are present in the water one drink, the desk one is sitting at, and the air one breathes. Water is made up of one oxygen atom and two hydrogen atoms. The Structural Formula of water is H2O.

### Structural Formula Examples

1. Draw the butane Structural Formula. Butane is a linear alkane with four carbon atoms in it.

Solution: Create a skeleton using four carbon atoms to start.

C — C — C — C

The structure is then finished by including hydrogen atoms and enough bonds to give each carbon atom a total of four bonds.

Students must go through the examples of structural formulas to understand them better. Hence, it will be helpful for students if they have access to reference materials curated by the Extramarks educational website.