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*[[Double Replacement - Formation of a Gas]] *APSolubilityRules *[[Reaction Set 1]] *[[Reaction Set 2]] *[[Reaction Set 3]] *[[Reaction Set 4]](focus on redox) *[[Reaction Set 5]] *[[Reaction Set 6]] *[[Reaction Set 7]] *[[Reaction Set 8]] *[[Reaction Set 9]] *[[Reaction Set 10]](focus on complexation questions) *[http://www.tmcleod.org/AP/apreaction1sthalf.ppt Reaction Set 1st Half Notes] *[http://tmcleod.org/cgi-bin/chem1/wiki.cgi?NetIonicReactions Notes on Net Ionic Reactions] *[[Colors]] <b>Flame Tests:</b><br> <u>element</u> <u>color</u><br> <br> Cu green<br> Li red<br> K violet<br> Sr scarlet<br> Na yellow<br> Ca orange-red<br> Ba yellow-green<br> Cs deep violet<br> <br> <br> <b>Solution</b><br> <br> <u>Ion</u> <u>Color</u><br> Mn 2+ pink<br> Cr 6+ orange<br> Cr 3+ dark green<br> CrO4- yellow<br> Cr 2O72- orange<br> Fe 2+ green<br> Fe 3+ yellow<br> Co2+ in H2O pink<br> Co2+ in acid blue-purple<br> Cu2+ blue<br> Cu2+ anhydrous white<br> Ni2+ green<br> <br> <b>Precipitate Colors (a sampling)</b><br> silver chloride white<br> silver sulfide black<br> lead chloride white<br> mercury chloride white<br> lead chromate yellow<br> mercury black<br> aluminum hydroxide white<br> iron (III) thiocyanate blood red<br> copper(II) hydroxide thick light blue<br> copper ammonia complex thick dark blue<br> <br> <b>Halogens</b><br> <br> chlorine colorless<br> bromine brown<br> iodine pink<br> <br> <b>Gases:</b><br> Cl<sub>2</sub> greenish yellow<br> I<sub>2</sub> purple<br> NO<sub>2</sub> colorless<br> N<sub>2</sub>O<sub>4</sub> brown<br> <br> <br>
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