Ionic Reactions Log

Ionic Reactions Log

Ionic Reactions Logs: Chapter 4 Due Wednesday 9/15 before the Test

Vocabulary:

Acid anhydride

Base anhydride

Electrolyte

Nonelectrolyte

Molecular equation

Net ionic equation

Neutralization reaction

Oxidation

Reduction

Spectator ion

Strong acid

Weak acid

Multiple Choice Practice:

1. The net ionic equation for the reaction of cobalt (II) chloride and carbonic acid contains

which of the following species?

a CoCO3 (s)b. H+c. 2CoCO3d. 2Cl-e. two of these

2. Which of the following is a strong acid?

a. HCNOb. HBrc. HFd. HNO2e. HCN

3. Which of the following is paired incorrectly?

a. HI – strong acid

b. HNO3 – weak acid

c. Ba(OH)2 – strong base

d. HBr- strong acid

e. H2SO3 – weak acid

4. All of the following are strong bases except:

a. Ca(OH)2b. KOHc. NH3d. NaOHe. Sr(OH)2

5. -7. Aqueous solutions of sodium chloride and silver nitrate are mixed

5. This type of reaction is

a. acid-baseb. precipitationc. gas formationd. redoxe. hydrolysis

6. The spectator ions in this reaction is (are):

a. only Na+b. Ag+ and Cl-c. only Ag+d. only NO3-e. Na+ and NO3-

7. The net ionic equation contains which of the following terms?

a. Ag+b. Na+c. NO3-d. 2NO3-e. none of these

8. The following reactions are examples of:

2K(s) + Br2 (l)  2KBr

Hg2(NO3)2 + 2 LiCl  Hg2Cl2 + 2 LiNO3

HCl + KOH  H2O + KCl

a. precipitation reactions

b. redox, precipitation, and acid-base

c. precipitation (two) and acid-base reactions

d. redox reactions

9. Which of the following salts is insoluble in water?

a. Na2Sb. K3PO4 c. Pb(NO3)2 d. CaCl2 e. all of these are soluble

10. In which of the following does nitrogen have an oxidation state of +4?

a. HNO3b. NO2c. N2Od. NH4Cle. NaNO2

11. In the reaction 2 Ca + O2  2CaO, which specie is oxidized?

a. O2b. O2-c. Cad. Ca2+e. none of these

12. CaO in the above reaction is known as a:

a. oxidizing agentb. acid anhydridec. reducing agentd. base anhydride

13. In the reaction C + O2 CO2 , carbon is

a. the reducing agentb. the electron pair acceptorc. reducedd. the oxidizing agent

14. Given the following reaction in acidic media:

Fe3+ + I-  Fe2+ + I2

In the balanced equation, the coefficient of Fe2+ is

a. 1b. 2c. 3d. 4e. none of these

15. The products formed when sulfite ions are oxidized in an acidic environment are

a. sulfate ionsb. sulfur dioxidec. sulfur trioxided. thiosulfate ions

1). Explain hydrolysis. Write a net ionic equation for a hydrolysis reaction with KF.

2). Write a balanced net ionic equation for the following reactions:

a. Sulfuric acid reacts with solid magnesium hydroxide.

b. An aqueous solution of potassium chloride is mixed with aqueous silver nitrate.

c. Aqueous sodium hydroxide is mixed with aqueous magnesium chloride.

d. Solid copper (II) carbonate is added to hydrochloric acid.

e. Dinitrogen trioxide gas is bubbled into water.

3). Write a balanced net ionic equation for the following reactions:

  1. potassium permanganate solution is added to concentrated hydrochloric acid

manganese (II) ions and chlorine gas is produced

  1. potassium dichromate solution is added to an acidified solution of sodium sulfite,

chromium (III) ions and sulfate ions are produced

  1. a solution of tin (II) sulfate is added to a solution of iron (III) sulfate to produce tin (IV) ions and iron metal.
  2. liquid bromine is added to a solution of potassium iodide
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