6.14.3: Answers Types of Reactions (Exercises)

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Answers

a. CaCO₃(s) → CaO(s) + CO₂(g)

b. 2C₄H₁₀(g) + 13O₂(g) → 8CO₂(g) + 10H₂O(g)

c. MgCl₂(aq) + 2NaOH(aq) → Mg(OH)₂(s) + 2NaCl(aq)

d. 2H₂O(g) + 2Na(s) → 2NaOH(s) + H₂(g)

a. Ba(NO₃)₂, KClO₃;

b. 2KClO₃(s) → 2KCl(s) + 3O₂(g)

c. 2Ba(NO₃)₂(s) → 2BaO(s) + 2N₂(g) + 5O₂(g)

a. 4HF(aq) + SiO₂(s) → SiF₄(g) + 2H₂O(l)

b. double replacement

4. a. I; b. II; c. II; d. III

a. Redox, Combination

b. Double Replacement

c. Redox, Combustion

d. Redox, Single Replacement

a.Redox, Single Replacement

b. Redox, Decomposition

c. Combination

d. Double Replacement

a. Redox, Single Replacement

b. Double Replacement

c. Redox, Single Replacement

d. Decomposition

e. Double Replacement

a. H +1, P +5, O -2

b. Al +3, H +1, O -2

c. Se +4, O -2

d. K +1, N +3, O -2

e. In +3, S -2

f. P +3, O -2

a. H¹⁺, O^2-, S⁶⁺

b. H¹⁺, O^2-, Ca⁺²

c. H¹⁺, O^2-, Br¹⁺

d. O^2-, Cl^1-, N⁵⁺

e. Cl^1-, Ti⁴⁺

f. H¹⁺, Na^1-

10.

a. Na is oxidized, H⁺ is reduced

b. Mg is oxidized, Cl₂ is reduced

c. P^3- is oxidized, O₂ is reduced

d. C⁺² is oxidized, O₂ is reduced

11.

a. Mg is oxidized, Ni⁺² is reduced

b. P³⁺ is oxidized, Cl₂ is reduced

c. Zn is oxidized, H⁺ is reduced