OML Search

Chemical Reactions and Equations

Related Topics:
More Science Worksheets
Math Worksheets

A series of free Science Lessons for 7th Grade and 8th Grade, KS3 and Checkpoint Science in preparation for GCSE and IGCSE Science.

Chemical Reactions and Equations
Chemists use equations to describe what happens in a chemical reaction. The equations provide the essential information an an easy-to-read form. The simplest equations are word equations.
The substances that take part in a reaction are called reactants. The substances that form as a result of the chemical reactions are called the products.
reactants → products
magnesium + oxygen → magnesium oxide

Chemical names of compounds
There are rules for how chemical names are built up.
The first part of the name is usually the name of an element in the compound. The second part of the name has part of the name of the second element in the compound.
If the element is not connected to other elements the suffix -ide may be added as in sodium chloride.
Naming Compounds
Some more complex endings to compound names.
SO4 - sulfate
CO3 - carbonate
NO3 - nitrate
OH - hydroxide

Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

OML Search

We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.

[?] Subscribe To This Site

follow us in feedly
Add to My Yahoo!
Add to My MSN
Subscribe with Bloglines