CHE1401Lab7.pdf - CHE 1401 Experiment 7 Reactions in...

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CHE 1401 Experiment 7 Reactions in Aqueous Solutions: Metathesis Reactions and Net Ionic Equations Names: Date Laboratory Instructor REPORT SHEET 1. Copper (II) sulfate + sodium carbonate Observations Molecular equation_______________________________________________________ Ionic equation___________________________________________________________ Net ionic equation________________________________________________________ 2. Copper (II) sulfate + barium chloride Observations Molecular equation_ CuSO 4 (aq) + BaCl 2 (aq) CuCl 2 ( ) + BaSO 4 ( ) ___________________________________________________ Ionic equation Cu 2+ (aq) + SO 4 2− (aq) + Ba 2+ (aq) + 2Cl (aq) → Cu 2+ (aq) + 2Cl (aq) + BaSO 4 (s) Net ionic equation SO 4 2− (aq) + Ba 2+ (aq) → BaSO 4 (s) 3. Copper (II) sulfate + sodium phosphate Observations Molecular equation 3 CuSO 4 (aq) + 2Na 3 P0 4 (aq) Cu 3 (P0 4 ) 2 ( ) +3Na 2 SO 4 () ______________________________________________________ Ionic equation 3Cu 2+ (aq) + 3SO 4 2− (aq) + 6Na + (aq) + 2PO 4 3− (aq) → Cu 3 (PO 4 ) 2 (s) + 6Na + (aq) + 3SO 4 2− (aq) Net ionic equation 3Cu 2+ (aq) + 2PO 4 3− (aq) → Cu 3 (PO4) 2 (s) 4. Sodium carbonate + sulfuric acid Observations Molecular equation Na 2 CO 3 (aq) + H 2 SO 4 (aq) Na 2 S0 4 ( )+ H 2 O( ) +C0 2 ( ) Abdelkrim Ouardaoui Copper (II) : Cu 2+ Sodium : Na + Sulfate : SO 4 2- Carbonate : CO 3 2- CuSO 4 (aq) + Na 2 C0 3 (aq) CuC0 3 (s) + Na 2 SO 4 (aq) Cu 2+ (aq) + SO 4 2- (aq) + 2Na + (aq) + C0 3 2- (aq) CuC0 3 (s) + 2Na + (aq) + SO 4 2- (aq) Cu 2+ (aq) + C0 3 2- (aq) CuC0 3 (s) Copper (II) : Cu 2+ Barium : Ba 2+ Sulfate : SO 4 2- Chloride : Cl - Copper (II) : Cu 2+ Sodium : Na + Sulfate : SO 4 2- Phosphate : PO 4 3- Sodium : Na + Hydrogen : H + Carbonate : CO 3 2- Sulfate : SO 4 2-
CHE 1401 Ionic equation 2Na + (aq) + CO 3 2- (aq) + 2 H + (aq) + SO 4 2- (aq)→ 2Na + (aq) + SO 4 2- (aq) + H 2 O(l) + CO 2 (g) Net ionic equation CO 3 2- (aq) + 2 H + (aq) → H 2 O(l)+ CO 2 (g)
CHE 1401 5. Sodium carbonate + hydrochloric acid Observations Molecular equation Na 2 CO 3 (aq) + 2HCl aq) 2NaCl ( ) + )+ H 2 O( ) +C0 2 ( ) _____________________________________________________ Ionic equation 2Na + (aq) + CO3 2− (aq) + 2H + (aq) + 2Cl (aq) → 2Na + (aq) + 2Cl (aq) + H2O(l) + CO2(g) Net ionic equation CO3 2− (aq) + 2H + (aq)→ H2O(l) + CO2(g) 6. Cadmium chloride + sodium hydroxide Observations

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