Introduction to Chemistry 5th Edition by Rich Bauer – Test Bank

 

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Sample Test

Introduction to Chemistry, 5e (Bauer)

Chapter 3   Chemical Compounds

 

1) The figure shows all but which of the following?

 

1.   A) two elements and a compound

2.   B) a chemical reaction

3.   C) one mixture and one pure substance

4.   D) three compounds

 

Answer:  D

Difficulty: 1 Easy

Topic:  Study of Chemistry

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Classification and States of Matter; Properties of Matter

Accessibility:  Keyboard Navigation

 

 

2) Which of the substances shown in the figure is an ionic compound?

 

 

1.   A) K2S

2.   B) Na2SO4

3.   C) SO2

4.   D) Both Na2SO4and SO2

5.   E) Both K2S and Na2SO4

 

Answer:  E

Difficulty: 1 Easy

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Classification and States of Matter; Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

 

3) Which of the substances shown in the figure is a molecular compound?

 

1.   A) Na3N

2.   B) KNO3

3.   C) NO2

4.   D) Both Na3N and KNO3

5.   E) Both KNO3and NO2

 

Answer:  C

Difficulty: 1 Easy

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Classification and States of Matter; Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

4) Which of the following combinations of elements in a compound would be molecular?

1.   A) sodium and nitrogen

2.   B) calcium and oxygen

3.   C) nitrogen and oxygen

4.   D) potassium and chlorine

5.   E) sodium and sulfur

 

Answer:  C

Difficulty: 1 Easy

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Classification and States of Matter; Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

 

5) Which of the following combinations of elements in a compound would be ionic?

1.   A) barium and fluorine

2.   B) hydrogen and sulfur

3.   C) sulfur and oxygen

4.   D) hydrogen and fluorine

5.   E) all of these

 

Answer:  A

Difficulty: 1 Easy

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Classification and States of Matter; Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

6) Which of the following combinations of elements in a compound would be ionic?

1.   A) sodium and sulfur

2.   B) nitrogen and sulfur

3.   C) phosphorus and fluorine

4.   D) hydrogen and oxygen

5.   E) all of these

 

Answer:  A

Difficulty: 1 Easy

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Classification and States of Matter; Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

 

7) Which of the following is classified as an ionic compound?

1.   A) NO2

2.   B) CF4

3.   C) CH3OH

4.   D) CaCO3

5.   E) all of these

 

Answer:  D

Difficulty: 1 Easy

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Classification and States of Matter; Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

8) Which of the following is classified as a molecular compound?

1.   A) OH–

2.   B) N2

3.   C) SO2

4.   D) Mg(NO3)2

5.   E) all of these

 

Answer:  C

Difficulty: 1 Easy

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Classification and States of Matter; Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

 

9) Rank the boiling points of the following compounds from lowest to highest: CO2, LiF, H2O

1.   A) CO2< H2O < LiF

2.   B) CO2< LiF < H2O

3.   C) LiF < CO2< H2O

4.   D) H2O < LiF < CO2

5.   E) H2O < CO2< LiF

 

Answer:  A

Difficulty: 2 Medium

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Classification and States of Matter; Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

10) Rank the boiling points of the following compounds from lowest to highest: C12H22O11 (sucrose), O2, NaF

1.   A) C12H22O11(sucrose) < O2< NaF

2.   B) O2< NaF < C12H22O11(sucrose)

3.   C) O2< C12H22O11(sucrose) < NaF

4.   D) NaF < O2< C12H22O11(sucrose)

5.   E) NaF < C12H22O11(sucrose) < O2

 

Answer:  C

Difficulty: 2 Medium

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Classification and States of Matter; Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

 

11) Rank the boiling points of the following compounds from lowest to highest: N2, MgO, C2H5OH (ethyl alcohol)

1.   A) MgO < C2H5OH (ethyl alcohol) < N2

2.   B) MgO < N2< C2H5OH (ethyl alcohol)

3.   C) N2< MgO < C2H5OH (ethyl alcohol)

4.   D) N2< C2H5OH (ethyl alcohol) < MgO

5.   E) C2H5OH (ethyl alcohol) < N2< MgO

 

Answer:  D

Difficulty: 2 Medium

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Classification and States of Matter; Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

12) Which of the following statements regarding ionic and molecular compounds is correct?

1.   A) Molecular compounds are expected to have very high melting and boiling points compared to ionic compounds.

2.   B) Molecular compounds are strong electrolytes in aqueous solution.

3.   C) An ionic compound can be a gas, liquid, or solid at room temperature.

4.   D) Molecular compounds form crystalline solids that are hard and brittle.

5.   E) Ionic compounds are expected to have very high melting and boiling points compared to ionic compounds.

 

Answer:  E

Difficulty: 2 Medium

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Classification and States of Matter; Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

 

13) Which of the following is the correct formula for the bromide ion?

1.   A) Br2

2.   B) Br2–

3.   C) Br22–

4.   D) Br–

5.   E) BrO3–

 

Answer:  D

Difficulty: 2 Medium

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

14) Which of the following is the correct formula for the nitride ion?

1.   A) N2

2.   B) NO2–

3.   C) NO3–

4.   D) N23–

5.   E) N3–

 

Answer:  A

Difficulty: 2 Medium

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

 

15) Which combination of formula and name is incorrect?

1.   A) Na+= sodium ion

2.   B) Ca2+= calcium ion

3.   C) N2–= nitride ion

4.   D) F–= fluoride ion

5.   E) O2– = oxide ion

 

Answer:  C

Difficulty: 2 Medium

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

16) Which combination of formula and name is incorrect?

1.   A) S2−= sulfide ion

2.   B) Br−= bromide ion

3.   C) Li+= lithium ion

4.   D) Sr+= strontium ion

5.   E) P3−= phosphide ion

 

Answer:  D

Difficulty: 2 Medium

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

 

 

17) Which combination of formula and name is incorrect?

1.   A) K+= potassium ion

2.   B) I–= iodide ion

3.   C) Mg+= magnesium ion

4.   D) S2–= sulfide ion

5.   E) N3–= nitride ion

 

Answer:  C

Difficulty: 2 Medium

Topic:  Study of Chemistry; Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Properties of Matter; Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

18) The name of the oxoanion of nitrogen with a 1− charge shown in the figure is

 

1.   A) nitrooxate ion.

2.   B) nitride ion.

3.   C) nitrite ion.

4.   D) nitrate ion.

5.   E) nitrous ion.

 

Answer:  C

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

 

19) The name of the oxoanion of nitrogen with a 1− charge shown in the figure is

 

1.   A) nitrooxate ion.

2.   B) nitride ion.

3.   C) nitrite ion.

4.   D) nitrate ion.

5.   E) nitrous ion.

 

Answer:  D

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

 

20) The name of the oxoanion of sulfur with a 2− charge shown in the figure is

 

1.   A) sulfite ion.

2.   B) sulfate ion.

3.   C) sulfide ion.

4.   D) sulfurous ion.

5.   E) sulfoxate ion.

 

Answer:  A

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

21) Which of the following combinations of formula and name is incorrect?

1.   A) hydroxide ion = OH–

2.   B) nitrate ion = NO3–

3.   C) sulfide ion = SO32–

4.   D) nitrite ion = NO2–

5.   E) sulfate ion = SO42–

 

Answer:  C

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

 

22) Which of the following combinations of formula and name is incorrect?

1.   A) nitride ion = NO2–

2.   B) cyanide ion = CN–

3.   C) chlorite ion = ClO2–

4.   D) perchlorate ion = ClO4–

5.   E) chloride ion = Cl–

 

Answer:  A

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

23) Which of the following combinations of formula and name is incorrect?

1.   A) carbonate ion = CO32–

2.   B) ammonium ion = NH3

3.   C) bicarbonate ion = HCO3–

4.   D) periodate ion = IO4–

5.   E) hypochlorite ion = ClO–

 

Answer:  B

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

 

24) The formula for the permanganate ion is:

1.   A) MnO4–

2.   B) MnO22–

3.   C) MnO3–

4.   D) MnO32–

5.   E) MnO42–

 

Answer:  A

Difficulty: 1 Easy

Topic:  Components of Matter

Bloom’s:  1. Remember

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

25) The formula for the ammonium ion is:

1.   A) NH3+

2.   B) NH3

3.   C) NH4+

4.   D) NH4

5.   E) NH4–

 

Answer:  A

Difficulty: 1 Easy

Topic:  Components of Matter

Bloom’s:  1. Remember

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

 

26) The formula for the bicarbonate ion is:

1.   A) C2O32–

2.   B) CO32–

3.   C) HCO32–

4.   D) HCO3–

5.   E) C2O42–

 

Answer:  D

Difficulty: 1 Easy

Topic:  Components of Matter

Bloom’s:  1. Remember

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

27) The formula for the phosphate ion is:

1.   A) PO32–

2.   B) PO34–

3.   C) PO33–

4.   D) PO42–

5.   E) PO43–

 

Answer:  E

Difficulty: 1 Easy

Topic:  Components of Matter

Bloom’s:  1. Remember

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

 

28) The formula for the acetate ion is:

1.   A) CH3CO2–

2.   B) CH2CO3–

3.   C) CH3CO22–

4.   D) CH3CO23–

5.   E) CH2CO2–

 

Answer:  A

Difficulty: 1 Easy

Topic:  Components of Matter

Bloom’s:  1. Remember

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

29) The formula for the chlorite ion is:

1.   A) ClO–

2.   B) ClO2–

3.   C) ClO3–

4.   D) ClO4–

5.   E) ClO22–

 

Answer:  B

Difficulty: 1 Easy

Topic:  Components of Matter

Bloom’s:  1. Remember

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

 

30) The formula for the chlorate ion is ClO3−. What is the formula for the perchlorate ion?

1.   A) ClO4–

2.   B) ClO2–

3.   C) ClO–

4.   D) ClO32–

5.   E) PClO3–

 

Answer:  A

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

31) The formula for the bromate ion is BrO3−. What is the formula for the bromite ion?

1.   A) BrO4−

2.   B) BrO2−

3.   C) BrO−

4.   D) BrO32−

5.   E) Br−

 

Answer:  B

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

 

32) The formula for the iodate ion is IO3–. What is the formula for the hypoiodite ion?

1.   A) IO4–

2.   B) IO2–

3.   C) IO–

4.   D) IO32–

5.   E) I–

 

Answer:  C

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

33) Based on common charges, which formula for an ionic compound is incorrect?

1.   A) CaCl

2.   B) NaF

3.   C) SrO

4.   D) MgS

5.   E) K3P

 

Answer:  A

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

 

 

34) Based on common charges, which formula for an ionic compound is incorrect?

1.   A) Ba(NO3)2

2.   B) Ca(OH)2

3.   C) MgCl3

4.   D) Al2O3

5.   E) KBr

 

Answer:  C

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

35) Based on common charges, which formula for an ionic compound is incorrect?

1.   A) Li2S

2.   B) CaO

3.   C) Na3N

4.   D) K2Cl

5.   E) Mg(OH)2

 

Answer:  D

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

36) Based on common charges, which formula for an ionic compound is incorrect?

1.   A) NaClO3

2.   B) Sr(NO3)2

3.   C) AlCl3

4.   D) KI

5.   E) MgBr

 

Answer:  E

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

37) Based on common charges, which formula for an ionic compound is incorrect?

1.   A) LiCO3

2.   B) NaBr

3.   C) CaO

4.   D) SrS

5.   E) MgCl2

 

Answer:  A

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

38) Which of the following formulas for a compound containing the Fe2+ ion is incorrect?

1.   A) FeO

2.   B) FeCl

3.   C) FeS

4.   D) FeSO4

5.   E) Fe(NO3)2

 

Answer:  B

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

39) Which of the following formulas for a compound containing the Cu2+ ion is incorrect?

1.   A) Cu(NO3)2

2.   B) CuS

3.   C) CuN

4.   D) CuSO4

5.   E) CuSO3

 

Answer:  C

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

40) Which of the following formulas for a compound containing the Fe3+ ion is incorrect?

1.   A) FeS

2.   B) Fe2S3

3.   C) FeN

4.   D) FePO4

5.   E) FeBr3

 

Answer:  A

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

41) Which of the following formulas for a compound containing the Cu2+ ion is incorrect?

1.   A) CuO

2.   B) CuP

3.   C) CuCO3

4.   D) CuSO4

5.   E) CuCl2

 

Answer:  B

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

42) Which of the following formulas for a compound containing the Cr3+ ion is incorrect?

1.   A) Cr(OH)3

2.   B) Cr2(SO4)3

3.   C) CrN

4.   D) CrNO3

 

Answer:  D

Difficulty: 1 Easy

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

43) Which of the following formulas for a compound containing the Cr2+ ion is incorrect?

1.   A) CrClO4

2.   B) CrSO4

3.   C) CrO

4.   D) CrS

5.   E) CrCl2

 

Answer:  A

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

44) What is the formula for a compound composed of Cr3+ ions and SO32- ions?

1.   A) CrSO3

2.   B) Cr2(SO3)3

3.   C) Cr3(SO3)2

4.   D) Cr(SO3)2

5.   E) Cr(SO3)3

 

Answer:  B

Difficulty: 1 Easy

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

 

 

45) What is the formula for a compound composed of Ca2+ ions and PO43− ions?

1.   A) CaPO4

2.   B) Ca2(PO4)3

3.   C) Ca3(PO4)2

4.   D) Ca(PO4)2

5.   E) Ca(PO4)3

 

Answer:  C

Difficulty: 1 Easy

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

46) The images in the figure represent aqueous solutions of ionic compounds. Which could correspond to BaCl2?

 

 

1.   A) I only

2.   B) II only

3.   C) III only

4.   D) I and III

5.   E) II and III

 

Answer:  C

Difficulty: 1 Easy

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Ions in Water

Accessibility:  Keyboard Navigation

 

 

47) The images in the figure represent aqueous solutions of ionic compounds. Which could correspond to Na2S?

 

1.   A) I only

2.   B) II only

3.   C) III only

4.   D) I and III

5.   E) II and III

 

Answer:  A

Difficulty: 1 Easy

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Ions in Water

Accessibility:  Keyboard Navigation

 

48) What is the correct formula for the compound formed between iron(III) ion and the oxide ion?

1.   A) FeO

2.   B) Fe2O3

3.   C) Fe3O2

4.   D) Fe3O4

5.   E) FeO3

 

Answer:  B

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

 

49) What is the correct formula for the compound formed between copper(II) ion and the phosphide ion?

1.   A) CuPO4

2.   B) Cu2PO4

3.   C) Cu3(PO4)2

4.   D) Cu3P2

5.   E) CuP

 

Answer:  D

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

50) What is the correct formula for the compound formed between the aluminum ion and the sulfide ion?

1.   A) Al3S2

2.   B) AlS

3.   C) Al2S

4.   D) AlS2

5.   E) Al2S3

 

Answer:  E

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

 

51) What is the correct formula for the compound formed between the aluminum ion and the hydroxide ion?

1.   A) AlOH

2.   B) Al(OH)2

3.   C) Al(OH)3

4.   D) Al3OH

5.   E) AlH3

 

Answer:  C

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

52) What is the correct formula for the compound formed between the calcium ion and the sulfate ion?

1.   A) CaSO4

2.   B) Ca2(SO4)2

3.   C) Ca(SO4)2

4.   D) CaS

5.   E) CaSO3

 

Answer:  A

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

 

53) What is the correct formula for the compound formed between the cobalt(III) ion and the sulfate ion?

1.   A) CoSO4

2.   B) Co2(SO4)3

3.   C) Co3(SO4)2

4.   D) Co2S3

5.   E) CoS3

 

Answer:  B

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions

Accessibility:  Keyboard Navigation

 

54) What is the correct formula for the compound chromium(III) sulfide?

1.   A) CrS

2.   B) Cr3S

3.   C) CrS3

4.   D) Cr3S2

5.   E) Cr2S3

 

Answer:  E

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

 

55) What is the correct formula for the compound lead(IV) oxide?

1.   A) PbO2

2.   B) PbO4

3.   C) Pb2O

4.   D) Pb4O

5.   E) PbO

 

Answer:  A

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation

 

56) Which of the following formula/name pairs is incorrect?

1.   A) FeO iron(II) oxide

2.   B) K2SO4potassium sulfide

3.   C) MnO2manganese(IV) oxide

4.   D) LiOH lithium hydroxide

5.   E) MgO magnesium oxide

 

Answer:  B

Difficulty: 2 Medium

Topic:  Components of Matter

Bloom’s:  2. Understand

Gradable:  automatic

Subtopic:  Elements and the Periodic Table; Chemical Formulas; Molecules and Ions; Nomenclature

Accessibility:  Keyboard Navigation