Chemical formula


Interactive Chemistry Worksheets for Students


Periodic table

Naming compounds

Basic formula

Simple compounds

Ionic compounds 1

Ionic compounds 2

Chemical suffixes

Old chemical names

Hydrocarbons - Alkanes

Alkanes, alkenes & alkynes

Alkanols to alkanoic acids


Common compounds

Common formula quiz

Acids, bases and salts

Covalent compounds

Printable worksheets


Formula calculators

Chemical formula calculator





Naming chemical compounds




Naming chemical symbols



Student lessons

Teacher resources

  1. Vinegar is a weak acid with a pH of 2-3
  2. Vinegar is a mixture of about 5% acetic and water with a small amount of other flavoring and coloring chemicals which depends on the method of production. eg. balsamic vinegar, apple vinegar, brown vinegar and white vinegar
  3. The chemical formula for vinegar is shown by its main component, acetic acid. The structural formula for acetic acid is CH3COOH or 

What is the chemical formula for aspirin?

Aspirin is a white crystalline powder with a melting point of 135°C.

The common chemical name for aspirin is acetylsalicylic acid. Its systematic name is 2-(acetyloxy)benzoic acid. The chemical formula of aspirin is C9H8O4 and the atoms are arranged according to the following diagram.