Chemistry Unit 1

Rocks and Buildings-Chapter 1a. 

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  • Created by: **Meghan
  • Created on: 23-10-11 12:38

Chapter 1a

All substances are made of atoms, 1 type of atom is called an element. Elements which are chemically bonded are referrred to as compounds. The periodic table is a list of all the elements. The nucleus consists of a nucleus in the middle, which has protons and neutrons and electrons orbitting the nucleus. Atoms can give,take or share electrons to bond. All chemical equations must be balanced. 

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