History of Chemistry


What is an element?

An element is the most basic form of a chemical substance. If you have an object made of a pure element, all of its atoms have the same number of protons (we’ll discuss what this is more a little later) and the same basic chemical properties. There are not many objects that we encounter on a daily basis that are actually composed of only a single element—most things are formed from atoms of several types of elements bonded together.


This is a web preview of the "The Handy Chemistry Answer Book" app. Many features only work on your mobile device. If you like what you see, we hope you will consider buying. Get the App