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DATE: NAME: CLASS: Unit 1 Words to Know UNIT 1 BLM 1-2 Goal • Use this page to review the Unit 1 Words to Know. Chapter 1 Concepts atom boiling point conductivity density electron element hazard symbol mass melting point neutron nucleus proton state subatomic particle volume WHMIS Safety rules, including WHMIS labels KMT Phase changes as related to KMT (gasliquid = condensation; solid liquid= melting, etc) Major scientists and their contributions e.g. Dalton, atomic theory; Bohr – atom model, etc.) Classification of matter Parts of the atom (sub-atomic particles) Patterns and families of Periodic table Properties (lustre, malleability, etc.) Ions/ Electron movement Chapter 2 alkali metals alkaline earth metals atomic mass atomic number Bohr model chemical symbol electron shell halogens metal metalloid multiple ion charge noble gases non-metal valence electron valence shell Copyright © 2007, McGraw-Hill Ryerson Limited, a subsidiary of the McGraw-Hill Companies. All rights reserved. This page may be reproduced for classroom use by the purchaser of this book without the written permission of the publisher.