In order to sum to zero, you need to have THREE bromines, with an overall charge/oxidation number of -3, and one aluminum, with a charge/oxidation number of +3, since -3+3=0. What mass in grams of AgBr is produced when 50.961 g of AgNO 3 react with 12.131 g of AlBr 3? The two possible products from an exchange reaction are aluminum bromide and strontium nitrate: How do you write the balanced molecular and net ionic equations for the reaction between aluminum metal and silver nitrate? What are the oxidation and reduction half-reactions? The following molecular equation represents the reaction that occurs when aqueous solutions of silver nitrate and chromium(III) iodide are combined. Silver nitrate and aluminum bromide react with each other by exchanging anions: 3AgNO 3 (aq) + AlBr 3 (aq) → Al(NO 3) 3 (aq) + 3AgBr (s). A When aqueous solutions of strontium bromide and aluminum nitrate are mixed, we initially obtain a solution that contains Sr 2 +, Br −, Al 3 +, and NO 3 − ions. … Silver nitrate is an inorganic compound with chemical formula AgNO 3.This salt is a versatile precursor to many other silver compounds, such as those used in photography.It is far less sensitive to light than the halides.It was once called lunar caustic because silver was called luna by the ancient alchemists, who associated silver with the moon.. (a) When heated, solid calcium chlorate decomposes into calcium chloride solid, releasing oxygen gas. 3 AgNO3(aq) + CrI3(aq) 3 AgI(s) + Cr(NO3)3(aq) Write the balanced net ionic equation for the reaction. Chemistry Chemical Reactions Balancing Chemical Equations. In aluminum bromide, aluminum has an oxidation number of +3 and bromine has an oxidation number of -1. (b) Solutions of barium bromide and sodium phosphate combine to form solid barium phosphate and aqueous sodium bromide. 5. aluminum bromide + chlorine Æ aluminum chloride + bromine 2AlBr 3 + 3Cl 2 Æ 2AlCl 3 + 3Br 2 6. This is why one reactant is "AlBr"_3. (c) Solutions of silver nitrate and aluminum iodide are mixed together, forming solid silver iodide and aqueous aluminum nitrate. In compounds, the oxidation numbers must add together to become 0. 3. silver nitrate + nickel Æ nickel(II) nitrate + silver 2AgNO 3 + Ni Æ Ni(NO 3) 2 + 2Ag 4. sodium bromide + iodine Æ NaBr + I 2 Æ N.R.