Predicting Reactions Products
__K2Cr2O7+__HCl--->
1K2Cr2O7+14HCl--->2KCl+2CrCl3+7H2O+3Cl2
aluminum metal reacts with iron (II) oxide powder to produce aluminum oxide solid and iron metal
2Al(s)+3feO(s)--->Al2O3(s)+3Fe(s)
__PBr3--->
4PBr3--->1P4+6Br2
__Al+__NaOH--->
2Al+6NaOH--->2Na3AlO3+3H2
__KMnO4+__ZnCl2--->
2KMnO4+1ZnCl2--->2KCl+1Zn(Mn)4)2
Aqueous sodium hydroxide and carbon dioxide gas yields sodium carbonate solution and liquid water
2NaOH(aq)+CO2(g)--->Na2CO3(aq)+H2O(I)
__Na+__FeBr3--->
3Na+1FeBr3--->3NaBr+1Fe
The __ion is negative
Anion
The ___ion is positive
Cation
Solid iron (III) oxide and carbon monoxide gas yields iron metal and carbon dioxide gas
Fe2O3(s)+3CO(g)-->2Fe(s)+3CO2(g)