7 WHAT IS? Identify the solvent and solute 100 mL of water 0.1 g of sugar
8 Solid Solutions -Alloys Made by melting different metals and mixing them togetherExamples of Alloys are:Steel (iron, carbon and other elements like Cr and Mo)Brass (copper and zinc)Bronze (copper and tin)
9 Solid Solutions -Alloys Amalgams – special type of alloy that combines Mercury with other metals [old dental work]Titanium alloys (used to make high-end bike parts & frames)
25 CompoundsContain symbols of different elementsH2SO4NaClC2H5OHC3H8
26 CompoundsNOTE: The properties of compounds are always different than the properties of their elements!
27 Ionic CompoundsAn Ionic Compound is made up a metal and a non-metal or has Polyatomic Ions in it.Polyatomic ions are ions made up of more than one kind of atomThey can be found on your ion table (back of Periodic Table)Some Examples:SO42- (sulphate), CO32- (carbonate)
28 Ionic Compounds Some example of IONIC compounds are: NaCl MgBr2 Al2O3 K2SO4
29 Covalent CompoundsA Covalent Compound is made up of a two non-metals or is a hydrocarbonSome example of COVALENT compounds are:CO2 , PBr3 , CCl4 , C8H18 , XeF6 , C4H9OH