Basic chemistry help for students and teachers


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


Chemical formula for salt

Salt is an ionic compound formed by the action of an acid on a substance. There are many different types of salts.

The most common salt is sodium chloride, NaCl or table salt, and is made up of the elements sodium and chlorine.

Name Chemical formula
Sodium chloride NaCl
Magnesium sulfate (Epsom salt) MgSO4
Potassium iodide KI
Copper sulfate CuSO4
Calcium chloride CaCl2
Potassium permanganate KMnO4
Sodium acetate CH3COONa
Calcium acetate (CH3COO)2Ca
Sodium nitrate NaNO3
Potassium nitrate KNO3
Aluminium nitrate or Aluminum nitrate (US) Al(NO3)3
Aluminium sulfate or Aluminum sulfate (US) Al2(SO4)3