National Research Council Canada
www.nrc-cnrc.gc.ca
Common menu bar links
Institutional links
MAIN MENU
Periodic Table
of the Elements
Information found on this page has been archived and is for reference, research or recordkeeping purposes. Please visit NRC's new site for the most recent information.
Archived Content
Information identified as archived on the Web is for reference, research or recordkeeping purposes. It has not been altered or updated after the date of archiving. Web pages that are archived on the Web are not subject to the Government of Canada Web Standards. As per the Communications Policy of the Government of Canada, you can request alternate formats by contacting us.
1
18
2
13
14
15
16
17
3
4
5
6
7
8
9
10
11
12
*
La-Lu
**
Ac-Lr
*
**
COLOUR LEGEND
 Alkali Metals |
 Other Metals |
 Noble Gases |
 Alkaline Earth Metals |
 Other Nonmetals |
 Lanthanides |
 Transition Metals |
 Halogens |
 Actinides |
Atomic weights of the elements are based on the values set by the International Union of Pure and Applied Chemistry (IUPAC) 2007.
