Ba + AuSO4 3. 4.4 Double Replacement Reactions Remember that double replacement reactions always happen and the metals switch partners! Na3PO4 + KOH 1. 2. MgCl2 + Li2CO3 3. RbNO3 + BeF2 MgI2 + Mn(SO3)2 4. 4.6 Balancing Chemical Equations Balance the following reactions, be sure to check the number of all atoms on both sides to make sure they match! 1. ___H2 + ___SO2 ____ H2S + ___ H2O 2. ___ CF4 + ___Br2 ___CBr4 + ___F2 3. ___GaF3 + ___ Cs ___ CsF + ___ Ga 4. ___N2 + ___ H2 ___NH3
3. Ba + AuSO4 4.4 Double Replacement Reactions Remember that double replacement reactions always happen and the metals switch partners! 1. Na3PO4 + KOH 2. MgCl2 + Li2CO3 3. RbNO3 + BeF2 4. MgI2 + Mn(SO3)2 4.6 Balancing Chemical Equations Balance the following reactions, be sure to check the number of all atoms on both sides to make sure they match! 1. ___H2 + ___SO2 ____ H2S + ___ H2O 2. ___ CF4 + ___Br2 ___CBr4 + ___F2 3. ___GaF3 + ___ Cs ___ CsF + ___ Ga 4. ___N2 + ___ H2 ___NH3