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provided are reactants in chemical reactions. Determine what type of reaction oc

ID: 1046194 • Letter: P

Question

provided are reactants in chemical reactions. Determine what type of reaction occurs Answer "Precipitation", "Neutralization, or "Redox in the space provided. On the back reactions. k side of the sheet, write net ionic equations for all precipitation and neutralization etciptetion1. uithium sulfide and leod (i nitrateLi Neutalizctin 2. Hydrochloric acid and sodium hydroxide. LaNO P65 Rekex3. Silver nitrate and copper. ercaetelin 4. sodum lydroide and magpesum ciorde Noutalietin s. Lithium hydroxide and sulturic acid. Rada 6. Magnesium and carbon dioxide. Preclaite7. Potassium phosphate and ro () oade. 8. Acetic acid and calcium hydroxide. 9. Potassium hydroxide and cyanic acid. 10. Nickel (1) acetate and calcium hydroxide. 11. Aluminum nitrate and barium hydroxido. Zinc and sulfuric acid. 13. Calcium chloride and sodium sulfate. Red14. Silicon tetrachloride and magnesium. 15. Perchloric acid and aluminum hydroxide. 16. Potassium sulfide and nickel (I) nitrate. 17. Lead (1) oxide and carbon monoxide. 18. Ammonia and hydrobromic acid.

Explanation / Answer

1.

Li2S (aq.) + Pb(NO3)2 (aq.) ----------> PbS (s) + 2 LiNO3 (aq.)

Net ionic equation:

S2- (aq.) + Pb2+ (aq.) --------> PbS (s)  

Precipitation reaction

2.

HCl (aq.) + NaOH (aq.) ------------> NaCl (aq.) + H2O (l)

Net ionic equation :

H+ (aq.) + OH- (aq.) -----------> H2O (l)

Neutralisation

3.

2 AgNO3 (aq.) + Cu (s) -------------> Cu(NO3)2 (aq.) + 2 Ag (s)

Net ionic equation:

2 Ag+ (aq.) + Cu (s) ----------> Cu2+ (aq.) + 2 Ag (s)

Redox

4.

2 NaOH (aq.) + MgCl2 (aq.) --------> Mg(OH)2 (s) + 2 NaCl (aq.)
Net ionic equation:

2 OH- (aq.) + Mg2+ (aq.) --------> Mg(OH)2 (s)

Precipitation

5.

2 LiOH (aq.) + H2SO4 (aq.) -----------> Li2SO4 (aq.) + 2 H2O (l)

Net ionic equation:

2 OH- (aq.) + 2 H+ (aq.) ---------> H2O (l)

Neutralisation

6.

Net ionic equation:

2 Mg (s) + CO2 (g) ----------> 2 MgO (s) + C (s)

Redox

7.

2 K3PO4 (aq.) + Fe2O3 (aq.) ----------> 2 FePO4 (s) + 3 K2O (aq.)

Net ionic equation:

2 PO43- (aq.) + 2 Fe3+ (aq.) --------> 2 FePO4 (s)

Preicipitation

8.

2 CH3COOH (aq.) + Ca(OH)2 (aq.) --------> Ca(CH3COO)2 (aq.) + 2 H2O (l)
Net ionic equation:

2 CH3COOH (aq.) + 2 OH- (aq.) ----------> 2 CH3COO- (aq.) + 2 H2O (l)

Neutralisation

9.

KOH (aq.) + HCN (aq.) -----------_> KCN (aq.) + H2O (l)

Net ionic equation:

OH- (aq.) + HCN (aq.) -----------> CN- (aq.) + H2O (l)

Neutralisation

10.

Ni(CH3COO)2 (aq.) + Ca(OH)2 (aq.) -------------> Ni(OH)2 (s) + Ca(CH3COO)2 (aq.)
Net ionic equation :
Ni2+ (aq.) + 2 OH- (aq.) ---------> Ni(OH)2 (s)

Precipitation

11.

2 Al(NO3)3 (aq.) + 3 Ba(OH)2 (aq.) ---------> 2 Al(OH)3 (s) + 3 Ba(NO3)2 (aq.)

Net ionic equation:

2 Al3+ (aq.) + 6 OH- (aq.) ------------> 2 Al(OH)3 (s)
Precipitation

12.

Zn (s) + H2SO4 (aq.) ----------> ZnSO4 (aq.) + H2 (g)

Net ionic equation:

Zn (s) + 2 H+ (aq.) -----------> Zn2+ (aq.) + H2 (g)

Redox

13.

CaCl2 (aq.) + Na2SO4 (aq.) -----------> CaSO4 (s) + 2 NaCl (aq.)

Net ionic equation :

Ca2+ (aq.) + SO42- (aq.) -----------> CaSO4 (s)

14.

SiCl4 (aq.) + 2 Mg (s) ------------> 2 MgCl2 (aq.) + Si (s)

Net ionic equation:

Si4+ (aq.) + 2 Mg (s) ----------> 2 Mg2+ (aq.) + Si (s)

15.

3 HClO4 (aq.) + Al(OH)3 (aq.) -------------> Al(ClO4)3 (aq.) + 3 H2O (l)

Net ionic equation :

3 H+ (aq.) + 3 OH- (aq.) -----------> 3 H2O (l)

16.

K2S (aq.) + Ni(NO3)2 (aq.) -------------> 2 KNO3 (aq.) + NiS (s)

Net ionic equation :

S2- (aq.) + Ni2+ (aq.) ----------> NiS (s)

17.

Net equation:

PbO (s) + CO (g) ------------> PbO2 (s) + C

Redox

18.

NH3 (aq.) + HBr (aq.) -----------> NH4Br (aq.)
Net ionic equation:

NH3 (aq.) + H+ (aq.) -----------> NH4+ (aq.)

Redox