How To Read The Periodic Table
There are 18 groups and 7 periods.
How to read the periodic table. A section of the periodic table showing metals and non metals the main groups are numbered from 1 to 7 going from left to right and the last group on the right is group 0. They are there to indicate whether an element is a solid liquid or gas. Across a period means moving from left to right. In discussing the periodic table from here on out we will use the terms group and period. The periodic table can be used to determine the following properties of materials.
Understanding the periodic table of elements. To read the periodic table start at the top left with the elements with the lowest atomic numbers which tells you how many protons each atom has. This is a guide designed to alleviate the confusion that many of us have about chemistry s most useful tool. All of the numbers letters and colors of the periodic table of elements can seem a bit overwhelming. Elements are all organized according to their atomic number and arranged in order from low atomic numbers to high atomic numbers.
Examine this explanation of the symbols and numbers displayed on the periodic table. The vertical columns of the periodic table marked by yellow stripes in the figure are called groups. To find out how many protons neutrons and electrons are in these larger atoms you need to read the information from the periodic table of elements. The periodic table is organized to showcase the different trends periodicity. It can help to understand the valency the coordination number and the position you would expect to find it on the periodic table.
The atomic number itself can also tell you lots about the element. Reading the periodic table the interactive model doesn t allow you to build atoms with more than 10 protons. Reading the periodic table. Liquids are written in red gasses are the elements written in green and most of the time elements written in black are solids. Down a group means moving from top to bottom.
The horizontal rows are called periods. The section in the.