COMBINATION REACTIONS A COMPLETE AND BALANCE EACH OF THE

1. Complete and balance each of the following COMbination reactions. Name the product.

1. lithium solid and iodine gas  Lithium iodide

2 Li + I₂  2 LiI

2. magnesium solid and nitrogen gas  Magnesium nitride

3Mg + N₂  Mg₃N₂

3. hydrogen gas and nitrogen gas  Ammonia

H₂(g) + N₂(g)  H₃N or NH₃(g)

4. sulfur dioxide gas and water  Sulfurous acid

SO₂(g) + H₂O(/)  H₂SO₃(aq)

5. aluminum solid and chlorine gas  Aluminum chloride

2Al(s) + 3Cl₂(g)  2 AlCl₃(s)

6. lead solid and bromine liquid  Lead (II) bromide and Lead (IV) bromide

Pb(s) + Br₂(/)  PbBr₂(s)

Pb(s) + 2Br₂(/)  PbBr₄(s)

7. iron (III) oxide solid and water  Iron(III) hydroxide

Fe₂O₃(s) + 3H₂O(/)  2Fe(OH)₃(aq)

8. carbon dioxide gas and water  Carbonic acid

CO₂(g) + H₂O(/)  H₂CO₃(aq)

9. sulfur solid and oxygen gas  Sulfur dioxide

S(s) + O₂(g)  SO₂(g)

10. lead (II) oxide and oxygen gas  Lead (IV) oxide

2PbO(s) + O₂(g)  2PbO₂

11. Sn(s) + Br₂(l)  SnBr₂(s) & Sn(s) + 2Br₂(l)  SnBr₄(s)

Tin solid plus liquid bromine  Stannous bromide & Stannic Bromide

12. 2CuCl(l) + Cl₂(g)  2CuCl₂(l)

Cuprous chloride liquid plus chlorine gas makes Cupric chloride

13. P₂O₅(g) + 3H₂O(l)  2H₃PO₄

diphosphorus pentoxide and water →phosphoric acid

14. 2Fe(s) + O₂(g)  2FeO & 4Fe(s) + 2O₂(g)  2Fe₂O₂(s)

Iron solid plus oxygen gas → Ferrous Oxide & Ferric Oxide

15. BaO(s) + H₂O(l)  Ba(OH)₂(aq)

Barium oxide solid plus water → barium hydroxide

16. 3Ag(s) + P(s) Ag₃P(s)

Silver solid and phosphorus solid → Silver Phosphide

17. N₂O₅(g) + H₂O(l)  2HNO₃(aq)

Dinitrogen pentoxide gas plus water → Nitric Acid

18. 4Ga(s) + 3O₂(g)  2Ga₂O₃(s)

Gallium solid plus oxygen gas → gallium oxide solid

19. K₂O(s) + H₂O(l)  2KOH(aq)

Potassium oxide solid plus water  potassium hydroxide

20. C₄H₆O₃ + H₂O  2HC₂H₃O₂

Propylene carbonate solid plus water  acetic acid or vinegar

Combustion Reactions

1. Complete and balance each of the following COMBUSTION reactions. Name the product(s).

1. 2C₆H₆(g) + 15O₂(g) → 6CO₂(g) + 6H₂O(l)

carbon dioxide plus water

2. 2CH₃OH (g) + 7O₂(g) → 6CO₂(g) + 4H₂O(l)

carbon dioxide plus water

3. C₄H₈(g) + 6O₂(g) → 4CO₂(g) + 4H₂O(l)

carbon dioxide plus water

4. C₆H₁₂O₆(s) + 6O₂(g) → 6CO₂(g) + 6H₂O(l)

carbon dioxide plus water

5. C₈H₁₂O₆(s) + 4O₂(g) → 8CO₂(g) + 6H₂O(l)

carbon dioxide plus water

6. CH₄(g) + 2O₂(g) → CO₂(g) + 2H₂O(l)

7. Magnesium(s)+ Oxygen(g) → Magnesium Oxide

2Mg(s) + O₂(g) → MgO(s)

8. Sulfur(s) + Oxygen(g) → Sulfur dioxide

S₈(s) + 8O₂ → 8SO₂(g)

9. 2HCOOH(g) + O₂(g) → 2CO₂(g) + 2H₂O(l)

carbon dioxide plus water

10. 2C₇H₁₄(g) + 21O₂(g) → 14CO₂(g) + 14H₂O(l)

carbon dioxide plus water

11. 2C₃H₈O₃(g) + 7O₂(g) → 6CO₂(g) + 8H₂O(l)

carbon dioxide plus water

12. C₃H₆O (g) + 4O₂(g) → 3CO₂(g) + 3H₂O(l)

carbon dioxide plus water

13. 2C₈H₁₈(g) + 25O₂(g) → 16CO₂(g) + 18H₂O(l)

carbon dioxide plus water

14. Barium(s) + Oxygen(g) → Barium oxide

2Ba(s + O₂(g) → 2BaO(s)

Decomposition Reactions

2. Complete and balance each of the following DECOMPOSITION reactions. Name the product.

↓↓Use Classic Names↓↓

1. zinc carbonate → zinc oxide plus carbon dioxide gas

ZnCO₃ → ZnO + CO₂(g)

2. barium chlorate → Barium chloride plus oxygen gas

Ba(ClO₃)₂ → BaCl₂ + 3O₂(g)

3. ferrous oxide(s) → iron plus oxygen gas

2FeO(s) → 2Fe(s) + O₂(g)

4. barium hydroxide → barium oxide plus water

Ba(OH)₂ → BaO + H₂O(l)

5. barium chloride dihydrate → barium chloride plus water

BaCl₂• 2H₂O → BaCl₂ + 2H₂O(l)

6. cuprous carbonate → Cuprous oxide plus carbon dioxide gas

Cu₂CO₃ → Cu₂O + CO₂(g)

7. strontium hydroxide → strontium oxide plus water

Sr(OH)₂ → SrO + H₂O(l)

8. sulfuric acid → sulfur trioxide gas plus water

H₂SO₄ → SO₃(g) + H₂O(l)

9. mercuric oxide→ mecury liquid plus oxygen gas

2HgO(s) → 2Hg(l) + O₂(g)

10. aluminum chlorate → Aluminum chloride plus oxygen gas

2Al(ClO₃)₃ → 2AlCl₃ + 9O₂(g)

↓↓Use Stock Names↓↓

11. chromium (III) hydroxide → chromium(III) oxide plus water

Cr(OH)₃ → Cr₂O₃ + H₂O(l)

12. hypochlorous acid → dichlorine oxide plus water

2HClO → Cl₂O(g) + H₂O(l)

13. aluminum carbonate(s) → aluminum oxide plus carbon dioxide gas

Al₂(CO₃)₂ → Al₂O₃ + 3CO₂(g)

14. barium bromide octahydrate(s) → barium bromide plus water

BaBr₂• 8H₂O → BaBr₂ + 8H₂O(l)

15. Potassium hydroxide → Potassium oxide plus water

2KOH → K₂O + H₂O(l)

16. tin (IV) chloride → tin solid plus chlorine gas

SnCl₄(s) → Sn(s) + 2Cl₂(g)

17. potassium chlorate(s) → potassium chloride plus oxygen gas

2KClO₃ → 2KCl + 3O₂(g)

18. copper (II) sulfate pentahydrate(s) → Copper (II) sulfate plus water

CuSO₄(s) •5H₂O → CuSO₄ + 5H₂O(l)

19. sodium chloride → sodium solid plus chlorine gas

NaCl → Na(s) + Cl₂(g)

20. sulfurous acid(s) → Sulfur dioxide gas plus water

H₂SO₃ → SO₂(g) + H₂O(l)

SINGLE REPLACMENT REACTIONS

1. calcium chloride and strontium ‑‑‑‑> strontium chloride plus calcium solid

CaCl₂ + Sr(s)  SrCl₂ + Ca(s)

2. sodium fluoride and chlorine ‑‑‑‑> NR

3. aluminum and ferric oxide ‑‑‑‑> aluminum oxide plus iron solid

2Al(s) + Fe₂O₃  Al₂O₃(s) + 2Fe(s)

4. Tin (IV) chloride and sodium ‑‑‑‑> tin solid plus sodium chloride

SnCl₄ + 4Na(s)  Sn(s) + 4NaCl

5. hydrochloric acid and cadmium ‑‑‑‑> hydrogen gas plus cadmium chloride

2HCl(aq) + Cd(s)  H₂(g) + CdCl₂

6. manganese and mercuric chloride ‑‑‑‑> manganese(II) chloride plus liquid mercury

2Mn(s) + 2HgCl₂  2MnCl₂ + Hg₂(l)

manganese and mercuric chloride ‑‑‑‑> manganese(III) chloride plus liquid mercury

4Mn(s) + 6HgCl₂  4MnCl₃ + 3Hg₂(l)

7. calcium and water ‑‑‑‑> calcium oxide plus hydrogen gas

Ca(s) + H₂O(l)  CaO(s) + H₂(g)

8. magnesium and copper (II) bromide ‑‑‑‑> Magnesium bromide plus solid copper

Mg(s) + CuBr₂  MgBr₂ + Cu(s)

9. copper (II) oxide and hydrogen gas ‑‑‑‑> solid copper plus liquid water

CuO(s) + H₂(g)  Cu(s) + H₂O(l)

10. hydrobromic acid and barium ‑‑‑‑> hydrogen gas plus barium bromide

2HBr(aq) + Ba(s)  H₂(g) + BaBr₂

11. copper and silver nitrate ‑‑‑‑> copper(I) nitrate plus solid silver

Cu(s) + AgNO₃  CuNO₃ + Ag(s)

copper and silver nitrate ‑‑‑‑> copper (II) nitrate plus solid silver

Cu(s) + 2AgNO₃  Cu(NO₃)₂ + 2Ag(s)

12. fluorine and sodium bromide ‑‑‑‑> sodium fluoride plus liquid bromine

F₂(g) + NaBr NaF + Br₂(l)

13. lead (II) sulfate and nickel ‑‑‑‑> solid lead plus nickel sulfate

PbSO₄ + Ni(s)  Pb(s) + NiSO₄

DOUBLE REPLACEMENT REACTIONS

1. calcium chloride and strontium ‑‑‑‑> strontium chloride plus calcium solid

CaCl₂ + Sr(s)  SrCl₂ + Ca(s)

2. sodium fluoride and chlorine ‑‑‑‑> NR

3. aluminum and ferric oxide ‑‑‑‑> aluminum oxide plus iron solid

2Al(s) + Fe₂O₃  Al₂O₃(s) + 2Fe(s)

4. Tin (IV) chloride and sodium ‑‑‑‑> tin solid plus sodium chloride

SnCl₄ + 4Na(s)  Sn(s) + 4NaCl

5. hydrochloric acid and cadmium ‑‑‑‑> hydrogen gas plus cadmium chloride

2HCl(aq) + Cd(s)  H₂(g) + CdCl₂

6. manganese and mercuric chloride ‑‑‑‑> manganese(II) chloride plus liquid mercury

2Mn(s) + 2HgCl₂  2MnCl₂ + Hg₂(l)

manganese and mercuric chloride ‑‑‑‑> manganese(III) chloride plus liquid mercury

4Mn(s) + 6HgCl₂  4MnCl₃ + 3Hg₂(l)

7. calcium and water ‑‑‑‑> calcium oxide plus hydrogen gas

Ca(s) + H₂O(l)  CaO(s) + H₂(g)

8. magnesium and copper (II) bromide ‑‑‑‑> Magnesium bromide plus solid copper

Mg(s) + CuBr₂  MgBr₂ + Cu(s)

9. copper (II) oxide and hydrogen gas ‑‑‑‑> solid copper plus liquid water

CuO(s) + H₂(g)  Cu(s) + H₂O(l)

10. hydrobromic acid and barium ‑‑‑‑> hydrogen gas plus barium bromide

2HBr(aq) + Ba(s)  H₂(g) + BaBr₂

11. copper and silver nitrate ‑‑‑‑> copper(I) nitrate plus solid silver

Cu(s) + AgNO₃  CuNO₃ + Ag(s)

copper and silver nitrate ‑‑‑‑> copper (II) nitrate plus solid silver

Cu(s) + 2AgNO₃  Cu(NO₃)₂ + 2Ag(s)

12. fluorine and sodium bromide ‑‑‑‑> sodium fluoride plus liquid bromine

F₂(g) + NaBr NaF + Br₂(l)

13. lead (II) sulfate and nickel ‑‑‑‑> solid lead plus nickel sulfate

PbSO₄ + Ni(s)  Pb(s) + NiSO₄

Acid – Base Neutralization

Write complete balanced formula equations and name the products for the following:

1. Sodium Hydroxide + Nitric Acid → Sodium Nitrate + Water

NaOH + HNO₃ → NaNO₃ + H₂O

2. Ferric Hydroxide + Oxalic Acid → Ferric Oxalate + Water

2 Fe(OH)₃ + 3 H₂C₂O₄ → Fe₂(C₂O₄) ₃ + 6 H₂O

3. Phosphoric Acid + Aluminum Hydroxide → Aluminum Phosphate + Water

H₃PO₄ + Al(OH)₃ → AlPO₄ + 3 H₂O

4. Hydrochloric Acid + Rubidium Hydroxide → Rubidium Chloride + Water

HCl + RbOH → RbCl + H₂O

5. Perchloric Acid + Sodium Hydroxide → Sodium Perchlorate + Water

HClO₄ + NaOH → NaClO₄ + H₂O

6. Sulfuric Acid + Cesium Hydroxide → Cesium Sulfate + Water

H₂SO₄ + 2 CsOH → Cs₂SO₄ + 2 H₂O

7. Calcium Hydroxide + Hydrobromic Acid → Calcium Bromide + Water

Ca(OH)₂ + 2 HBr → CaBr₂ + 2 H₂O

8. Magnesium Hydroxide + Sulfurous Acid → Magnesium Sulfite + Water

Mg(OH)₂ + H₂SO₃ → MgSO₃ + 2 H₂O

9. Hydrofluoric Acid + Potassium Hydroxide → Potassium Fluoride + Water

HF + KOH → KF + H₂O

10. Hydrocyanic Acid + Manganese (II) Hydroxide → Manganese (II) Cyanide + Water

2 HCN + Mn(OH)₂ → Mn(CN)₂ + 2 H₂O

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