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# Worksheet Balancing Equations Chapter 10

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Worksheet Balancing Equations Chapter 10

Packet for Test 4

Worksheet Balancing Equations Chapter 10

The number at the end of the equation is the sum of the coefficients used to balance

the equation. Understood ones are not included in the sum of the coefficients.

______1. Zn + HCl ; ZnCl + H (2) 22

______2. NH + HCl ; NHCl (0) 34

______3. Al + HCl ; AlCl + H (13) 32

______4. Mg + HPO ; Mg(PO) + H (8) 343422

______5. Cu + AgNO ; Cu(NO) + Ag (4) 332

______6. Ca + Pb(NO) ; Pb + Ca(NO) (0) 3232

______7. Al + Pb(NO) ; Pb + Al(NO) (10) 3233

______8. Zn + Sn(NO) ; Zn(NO) + Sn (4) 3432

______9. Cl + AlI ; AlCl + I (10) 2332

______10. Br + CuI ; CuBr + I (4) 22

______11. NHOH + FeCl ; NHCl + Fe(OH) (6) 4343

______12. KBr + Pb(NO) ; KNO + PbBr(4) 3232

______13. AlCl + HSO ; Al(SO) + HCl (11) 324243

______14. Al(SO) + BaCl ; BaSO + AlCl (8) 243 243

______15. NaCO + CaCl ; CaCO + NaCl (2) 2323

______16. HSO + AlBr ; HBr + Al(SO) (11) 243243

______17. NaPO + BaCl ; Ba(PO) + NaCl (11) 342342

______18. KPO + MgSO ; Mg(PO) + KSO (8) 34434224

______19. NaOH + CuSO ; NaSO + Cu(OH) (2) 4242

______20. Mg(OH) + HSO ; MgSO + HO (2) 22442

1

______1. Zn + 2 HCl ; ZnCl + H (2) 22

______2. NH + HCl ; NHCl (0) 34

______3. 2Al + 6 HCl ; 2 AlCl + 3 H (13) 32

______4. 3Mg + 2 HPO ; Mg(PO) + 3 H (8) 343422

______5. Cu + 2 AgNO ; Cu(NO) + 2 Ag (4) 332

______6. Ca + Pb(NO) ; Pb + Ca(NO) (0) 3232

______7. 2Al + 3 Pb(NO) ; 3 Pb + 2 Al(NO) (10) 3233

______8. 2Zn + Sn(NO) ; 2 Zn(NO) + Sn (4) 3432

______9. 3Cl + 2 AlI ; 2 AlCl + 3 I (10) 2332

______10. Br + 2 CuI ; 2 CuBr + I (4) 22

______11. 3NHOH + FeCl ; 3NHCl + Fe(OH) (6) 4343

______12. 2KBr + Pb(NO) ; 2 KNO + PbBr(4) 3232

______13. 2AlCl + 3 HSO ; Al(SO) + 6 HCl (11) 324243

______14. Al(SO) + 3 BaCl ; 3 BaSO + 2 AlCl (8) 243 243

______15. NaCO + CaCl ; CaCO + 2 NaCl (2) 2323

______16. 3HSO + 2 AlBr ; 6 HBr + Al(SO) (11) 243243

______17. 2NaPO + 3 BaCl ; Ba(PO) + 6 NaCl (11) 342342

______18. 2KPO + 3 MgSO ; Mg(PO) + 3 KSO (8) 34434224

______19. 2NaOH + CuSO ; NaSO + Cu(OH) (2) 4242

______20. Mg(OH) + HSO ; MgSO + 2 HO (2) 22442

Worksheet Balancing Word Equations Chapter 10

(Remember the following are diatomic: H, N, O, F Cl, Br, I) 2222, 222

1. carbon + oxygen ; carbon dioxide (0)

2. copper + silver nitrate ; copper(II) nitrate + silver (4)

3. zinc + copper(II) sulfate ; zinc sulfate + copper (0)

4. mercury(II) nitrate + ammonium sulfide ; mercury(II) sulfide + ammonium nitrate (2)

5. iron(III) hydroxide ; iron(III) oxide + water (5)

6. water ; hydrogen + oxygen (4)

7. copper(II) nitrate + water ; hydrogen nitrate + copper(II) hydroxide (4)

8. phosphorus + oxygen ; diphosphorous pentoxide (11)

9. iron + hydrochloric acid ; iron(II) chloride + hydrogen (2)

10. sodium hydroxide + phosphoric acid ; sodium phosphate + water (6)

11. antimony + chlorine ; antimony trichloride (7)

12. sodium chlorate ; sodium chloride + oxygen (7)

13. sodium carbonate + water ; sodium oxide + Carbonic Acid (0)

14. silver + sulfur ; silver sulfide (2)

15. potassium + water ; potassium hydroxide + hydrogen (6)

16. barium chloride + magnesium sulfate ; barium sulfate + magnesium chloride (0)

17. sodium bromide + chlorine ; sodium chloride + bromine (4)

18. ammonium carbonate ; ammonia (NH) + carbonic acid(2) 3

19. calcium carbonate + hydrochloric acid ; calcium chloride + Carbonic Acid (2)

20. zinc chloride + phosphoric acid ; zinc phosphate + hydrogen chloride (11)

21. mercury(II) oxide ; mercury + oxygen(4)

22. sodium sulfite + acetic acid ; hydrogen sulfite + sodium acetate (4)

23. ammonium nitrate + potassium hydroxide ; ammonium hydroxide + potassium nitrate (0)

24. silver sulfate + aluminum chloride ; silver chloride + aluminum sulfate (11)

25. barium sulfide + water ; barium oxide + hydrogen sulfide (0)

2

1. C + O ? CO 22

2. Cu + 2AgNO ? Cu(NO) + 2Ag 332

3. Zn + CuSO ? ZnSO + Cu 44

4. Hg(NO) + (NH)S ? HgS + 2NHNO 324243

5. 2Fe(OH) ? FeO +3 HO 3232

6. 2HO ? 2H + O 222

7. Cu(NO) + 2HO ? 2HNO + Cu(OH) 32232

8. 4P + 5O ? 2PO 225

9. Fe + 2HCl ? Fe Cl + H 22

10. 3NaOH + HPO ? NaPO + 2HO 34342

11. 2Sb + 3Cl ? 2SbCl 23

12. 2NaClO ?2NaCl + 3O 32

13. NaCO + HO ? NaO + HCO 232223

14. 2Ag + S ? AgS 2

15. 2K +2 HO ? 2KOH + H 22

16. BaCl + MgSO4? BaSO + MgCl 2 42

17. 2NaBr + Cl ? 2NaCl + Br 22

18. (NH)CO ?2 NH + HCO 423323

19. CaCO + 2HCl ? CaCl + HCO 322320. 3ZnCl + 2HPO ? Zn(PO) + 6HCl 23434221. 2HgO ?2 Hg + O 2

22. NaSO + 2HCHO ? HSO + 2NaCHO 232322323223. NHNO + KOH ? NHOH + KNO 434324. 3AgSO + 2AlCl ?6 AgCl + Al(SO) 24324325. BaS + HO ? BaO + HS 22

Types of Chemical Reactions Chapter 10

Tell the type of reaction. ( Single-Replacement, Double-Replacement, Synthesis,

Decomposition, and Combustion)

1. Ca(NO) + KF ; CaF + KNO 3223

2. CaCO ; CaO + CO 32

3. HBr + Mg(OH) ; HOH + MgBr 22

4. CH + O ; CO + HO 4222

5. Mg + N ; MgN 232

6. Ba + CuSO ; BaSO + Cu 44

7. HCl + CaCO ; CaCl + HCO 3223

8. K + HO ; KOH + H 22

9. HO ; H + O 222

10. AlCl + KOH ; Al(OH) + KCl 33

11. HgO ; Hg + O 2

12. HCO ; CO + HO 2322

13. KClO ; KCl + O 32

14. Ba(MnO) + KCl ; BaCl + KMnO 4224

15. Be + O ; BeO 2

16. NHCl + NaOH ; NHOH + NaCl 44

17. CH + O ; CO + HO 66222

18. RbClO + FeO ; RbO + Fe(ClO) 323233

19. NaCN + HSO ; NaSO + HCN 2424

20. HCHO + NaHCO ; NaCHO + HCO 232323223

3

1. DR

2. Dec.

3. DR

4. Comb.

5. Syn

6. SR

7. DR

8. SR

9. Dec.

10. DR

11. Dec.

12. Dec

13. Dec

14. DR

15. Syn

16. DR

17. Comb.

18. DR

19. DR

20. DR

Complete the following Reactions and Balance

1. AgPO + KBr ; (6) 34

2. NaCl ; (4)

3. Mg + S ; (0)

4. NaSO + Fe(NO) ; (11) 2433

5. AgNO + CaCl ; (4) 32

6. AlO + HCl ; (11) 23

7. CH + O ; (4) 42

8. Al(SO) + Ba(NO) ; (8) 243329. CaCl + Al(SO) ; (8) 2233

10. CuO + HPO ; (8) 34

11. Na + O ; (6) 2

12. BaCl+ (NH)CO ; (2) 2 42313. Ca(PO) + HSO ; (8) 3422414. HO; (4) 2

15. CaCl + Fe(SO) ; (8) 2243

4

Answers complete reactions 1. AgPO + 3 KBr ; KPO + 3 AgBr 3434

2. 2NaCl ; 2 Na + Cl 2

3. Mg + S ; MgS

4. 3NaSO + 2 Fe(NO) ; 6 NaNO + Fe(SO) 24333243

5. 2AgNO + CaCl ; 2 AgCl + Ca(NO) 3232

6. AlO + 6 HCl ; 2 AlCl + 3 HO 2332

7. CH + 2 O ; CO + 2 HO 4222

8. Al(SO) + 3 Ba(NO) ; 2 Al(NO) + 3 BaSO 243323349. 3CaCl + Al(SO) ; 3 CaSO + 2AlCl 223333

10. 3CuO + 2 HPO ; Cu(PO) + 3 HO 34342211. 4Na + O ; 2NaO 22

12. BaCl+ (NH)CO ; BaCO + 2 NHCl 2 4233413. Ca(PO) + 3 HSO ; 2 HPO + 3 CaSO 3422434414. 2HO ; 2 H + O 222

15. 3CaCl + Fe(SO) ; 3 CaSO + 2FeCl 224343

Chapter 10 Stoichiometric Problems

1. 2 H + O ? 2 HO 222

(a) 4 moles of H will produce ___ moles of HO. (4) 22

(b) 6 moles of O will produce ___ moles of HO. (12) 22

(c) 7 moles of H will react with ___ moles of O. (3.5) 22

(d) 45 g of H will produce ___g of HO. (405) 22

2. 4 Fe + 3 O ? 2FeO 223

(a) 9 moles of O will produce ___ moles of FeO? (6) 223

(b) 12 moles of Fe will react with __ moles of O. (9) 2

(c) 7 moles of O will produce ___ moles of FeO. (4.7) 223

(d) 45 g of O will produce ___g of FeO. (149.6) 223

3. CH + 2 O ? CO + 2 HO 4222

(a) To make 6 moles of CO __ moles of O is needed. (12) 22

(b) 12 moles of O will make ___ moles of HO. (12) 22

(c) 3 moles of CH will react with ___ moles of O. (6) 42

(d) 35g of CH will react with ___ g of O. (140) 42

5

1. (a) 4 moles H X 2 moles HO = 4 moles HO 222

1 2 moles H 2

(b) 6 moles O X 2 moles HO = 12 moles HO 222

1 1 mole O 2

(c) 7 moles H X 1 mole O = 3.5 moles O 222

1 2 moles H 2

(d) 45 g H X 1 mole H X 2 mole HO X 18 g HO = 405g 2222

1 2 g H 2 moles H 1 mole HO 222

2. (a) 9 moles O X 2 moles FeO = 6 moles FeO 22323

1 3 moles O 2

(b) 12 moles Fe X 3 moles O = 9 moles O 22

1 4 moles Fe

(c) 7 moles O X 2 moles FeO = 4.7 moles FeO 22323

1 3 moles O 2

(d) 45 g O X 1 mole O X 2 moles FeO X 159.6 g FeO = 149.6g 222323

1 32 g O 3 moles O 1 mole FeO 2223

3. (a) 6 moles CO X 2 moles O = 12 moles O 222

1 1 mole CO 2

(b) 12 moles O X 2 moles HO = 12 moles HO 222

1 2 moles O 2

(c) 3 moles CH X 2 moles O = 6 moles O 422

1 1 mole CH 4

(d) 35g CH X 1 mole CH X 2 moles O X 32g O = 140 g O 44222

1 16g CH 1 mole CH 1 mole O 442

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