This preview shows page 1. Sign up to view the full content.
Unformatted text preview: 2 ( aq ) + H 2 ( g ) The tendency of the alkaline earths to lose their two valence electrons is demonstrated in the reactivity of Mg towards chlorine gas and oxygen: Mg( s ) + Cl 2 ( g ) -> MgCl 2 ( s ) 2Mg( s ) + O 2 ( g ) -> 2MgO( s ) The 2+ ions of the alkaline earth metals have a noble gas like electron configuration and are thus form colorless or white compounds (unless the anion is itself colored). Flame colors: Calcium: brick red Strontium: crimson red Barium: green...
View Full Document
This note was uploaded on 11/22/2011 for the course CHEMISTRY CHM1025 taught by Professor Laurachoudry during the Fall '10 term at Broward College.
- Fall '10