Ch.11 The Properties of Gases Exam Prep Driessen

Student name:__________

TRUE/FALSE - Write 'T' if the statement is true and 'F' if the statement is false.
1) Matter is anything that has mass and occupies space.

⊚ true
⊚ false

2) The rusting of a piece of iron under environmental conditions is a physical change.

⊚ true
⊚ false

3) A scoop of vanilla ice cream is a pure substance.

⊚ true
⊚ false

4) The juice from an orange is a mixture.

⊚ true
⊚ false

MULTIPLE CHOICE - Choose the one alternative that best completes the statement or answers the question.
5) Which of the following is a “substance” according to the definition given in your textbook?

A) air
B) tap water
C) sea water
D) water
E) toothpaste

6) If a liquid contains 60% sugar and 40% water throughout its composition then what is it called?

A) solute
B) compound
C) homogeneous mixture
D) heterogeneous mixture
E) solvent

7) Which of these is an example of a physical property?

A) corrosiveness of sulfuric acid
B) toxicity of cyanide
C) flammability of gasoline
D) neutralization of stomach acid with an antacid
E) Lead becomes a liquid when heated to 601°C.

8) Which of these compounds is most likely to be ionic?

A) KF
B) CCl₄
C) CS₂
D) CO₂
E) ICl

9) Which of these compounds is most likely to be ionic?

A) GaAs
B) SrBr ₂
C) NO ₂
D) CBr ₄
E) H ₂O

10) Which of these compounds is most likely to be ionic?

A) NCl ₃
B) BaCl ₂
C) CO
D) SO ₂
E) SF ₄

11) Which of these pairs of elements would be most likely to form an ionic compound?

A) Cl and I
B) Al and K
C) Cl and Mg
D) C and S
E) Al and Mg

12) Which of the following contains ionic bonding?

A) CO
B) SrF₂
C) Al
D) OCl₂
E) HCl

13) Which of the following is an ionic compound?

A) H₂S
B) NH₃
C) I₂
D) KI
E) CCl₄

14) Which of these pairs of elements would be most likely to form an ionic compound?

A) P and Br
B) Cu and K
C) C and O
D) O and Zn
E) Al and Rb

15) Which pair of elements would be most likely to form an ionic compound?

A) P and Br
B) Zn and K
C) F and Al
D) C and S
E) Al and Rb

16) Write the Lewis dot symbol for the calcium ion.

A)
B)
C)
D)
E)

17) Write the Lewis dot symbol for the rubidium ion.

A)
B)
C)
D)
E)

18) Write the Lewis dot symbol for the phosphorus ion.

A)
B)
C)
D)
E)

19) Write the Lewis dot symbol for the bromide ion.

A) Br ⁻
B)
C)
D)
E)

20) What is the formula for the ionic compound formed by calcium ions and nitrate ions?

A) Ca₃N₂
B) Ca(NO₃)₂
C) Ca₂NO₃
D) Ca₂NO₂
E) CaNO₃

21) What is the formula for the ionic compound formed by calcium and selenium?

A) CaSe
B) Ca₂Se
C) CaSe₂
D) Ca₃Se
E) CaSe₃

22) Which is the correct formula for copper(II) phosphate?

A) Cu₂PO₄
B) Cu₃(PO₄)₂
C) Cu₂PO₃
D) Cu(PO₄)₂
E) Cu(PO₃)₂

23) The chemical name for ClO3– is “chlorate ion.” What is the common name for HClO3?

A) hydrochloric acid
B) chloroform
C) hydrogen trioxychloride
D) chlorous acid
E) chloric acid

24) The formula for magnesium sulfate is

A) MnS.
B) MgS.
C) MnSO₃.
D) MgSO₄.
E) MnSO₄.

25) The formula for sodium sulfide is

A) NaS.
B) K₂S.
C) NaS₂.
D) Na₂S.
E) SeS.

26) Determine the charge on the unknown ion, A, in the compound ACl₂.

A) +2
B) +1
C) –1
D) –2

27) Determine the charge on the unknown ion, A, in the compound AO.

A) +2
B) +1
C) –1
D) –2

28) Determine the charge on the unknown ion, A, in the compound A₃N₂.

A) +2
B) +3
C) –3
D) –2

29) Determine the charge on the unknown ion, A, in the compound A₂S.

A) +2
B) +1
C) –1
D) –2

30) Determine the charge on the unknown ion, X, in the compound MgX₂.

A) +2
B) +1
C) –1
D) –2

31) Determine the charge on the unknown ion, X, in the compound AlX₃.

A) +2
B) +1
C) –1
D) –2

32) Determine the charge on the unknown ion, X, in the compound NaX.

A) +2
B) +1
C) –1
D) –2

33) Determine the charge on the unknown ion, X, in the compound Mg₃X₂.

A) +2
B) +3
C) –3
D) –2

34) Determine the formula of the compound formed from X³⁺ and Y²⁻.

A) X₃Y₂
B) XY
C) X₂Y₃
D) XY₂

35) Determine the formula of the compound formed from Al³⁺ and S²⁻.

A) Al₃S₂
B) AlS
C) Al₂S₃
D) AlS₂

36) Determine the formula of the compound formed from Mg²⁺ and P³⁻.

A) Mg₃P₂
B) MgP
C) Mg₂P₃
D) MgP₂

37) Determine the formula of the compound formed from K⁺ and O²⁻.

A) K₃O₂
B) K₂O
C) K₂O₃
D) KO₂

38) The chemical formula for iron(II) nitrate is

A) Fe₂(NO₃)₃.
B) Ir(NO₂)₂.
C) Fe₂N₃.
D) Fe(NO₃)₂.
E) Fe(NO₂)₂.

39) Which one of the following formulas of ionic compounds is the least likely to be correct?

A) NH₄Cl
B) Ba(OH)₂
C) Na₂SO₄
D) Ca₂NO₃
E) Cu(CN)₂

40) What is the formula for lead(II) oxide?

A) PbO
B) PbO₂
C) Pb₂O
D) PbO₄
E) Pb₂O₃

41) Potassium permanganate is a strong oxidizer that reacts explosively with easily oxidized materials. What is its formula?

A) KMnO₃
B) KMnO₄
C) K₂MnO₄
D) K(MnO₄)₂
E) K₂Mn₂O₇

42) Ferric oxide is used as a pigment in metal polishing. Which of the following is its formula?

A) FeO
B) Fe₂O
C) FeO₃
D) Fe₂O₅
E) Fe₂O₃

43) What is the name of Mn(CO3)2?

A) manganese carbide
B) magnesium(IV) carbonate
C) manganese(II) carbonate
D) magnesium(II) carbonate
E) manganese(IV) carbonate

44) What is the name of Ba(NO2)2·3H2O?

A) barium nitrite
B) trihydrobarium(II) nitrite
C) barium nitrite trihydrate
D) barium(II) nitrite trihydrate
E) barium nitrate trihydrate

45) What is the formula of hydrobromic acid?

A) H₂OBr
B) HBrO₃
C) HBrO
D) HBr
E) HBr·2H₂O

46) What is the formula of iodous acid?

A) HI
B) HIO₃
C) HIO
D) HIO₄
E) HIO₂

47) Iron(III) chloride hexahydrate is used as a coagulant for sewage and industrial wastes. What is its formula?

A) Fe(Cl·6H₂O)₃
B) Fe₃Cl·6H₂O
C) FeCl₃(H₂O)₆
D) Fe₃Cl(H₂O)₆
E) FeCl₃·6H₂O

48) Which of the following is the oxoanion of bromine called the bromate ion?

A) BrO₃⁻
B) BrO₃²⁻
C) BrO₄²⁻
D) BrO₂⁻
E) BrO⁻

49) Which of these compounds is most likely to be covalent?

A) Rb₂S
B) SrCl₂
C) CS₂
D) CaO
E) MgI₂

50) Which of these compounds is most likely to be covalent?

A) KF
B) CaCl₂
C) SF₄
D) Al₂O₃
E) CaSO₄

51) Which of these compounds is most likely to be covalent?

A) CsOH
B) NF₃
C) Sr(NO₃)₂
D) CaO
E) LiF

52) Which of the following is a covalent compound?

A) Na₂O
B) CaCl₂
C) Cl₂O
D) CsCl
E) Al₂O₃

53) Which of the following contains covalent bonds?

A) BaO
B) IBr
C) Mg
D) LiBr
E) Cu

54) What types of elements undergo ionic bonding?

A) two metals
B) a nonmetal and a metal
C) two nonmetals
D) two Group 1A elements
E) two noble gases

55) What types of elements undergo covalent bonding?

A) a metal and a noble gas
B) a nonmetal and a metal
C) two nonmetals
D) two Group 1A elements
E) an actinide

56) What is the name of PCl3?

A) phosphorus chloride
B) phosphoric chloride
C) phosphorus trichlorate
D) trichlorophosphide
E) phosphorus trichloride

57) The compound, P4S10, is used in the manufacture of safety matches. What is its name?

A) phosphorus sulfide
B) phosphoric sulfide
C) phosphorus decasulfide
D) tetraphosphorus decasulfide
E) phosphorus sulfite

58) Diiodine pentaoxide is used as an oxidizing agent that converts carbon monoxide to carbon dioxide. What is its chemical formula?

A) I₂O₅
B) IO₅
C) 2IO₅
D) I₅O₂
E) (IO₅)₂

59) What is the name of P4Se3 ?

A) phosphorus selenide
B) phosphorus triselenide
C) tetraphosphorus selenide
D) phosphoric selenide
E) tetraphosphorus triselenide

60) What is the name of ClO − ion?

A) hypochlorite
B) chlorate
C) chlorite
D) perchlorate
E) perchlorite

61) What is the formula for the permanganate ion?

A) MnO₂⁻
B) MnO₄⁻
C) MgO₄²⁻
D) Mn₂O₇⁻
E) MgO₂²⁻

62) Tetrasulfur dinitride decomposes explosively when heated. What is its formula?

A) S₂N₄
B) S₄N₂
C) 4SN₂
D) S₄N
E) S₂N

63) Which of the following is the empirical formula for hexane, C6H14?

A) C₁₂H₂₈
B) C₆H₁₄
C) C₃H₇
D) CH_2.3
E) C_0.43H

64) Which of the following is a molecular formula for a compound with an empirical formula of CH?

A) C₂H₆
B) C₃H₉
C) C₄H₁₀
D) C₆H₆
E) None of the answers is correct.

65) What is the chemical name of FeSO3.

A) Iron(II) sulfite
B) Iron(III) sulfate
C) Iron sulfate
D) Iron sulfur trioxide
E) None of the names is correct.

66) Which of the following elements exists as a diatomic molecule in the elemental state?

A) O
B) He
C) Mg
D) Xe

67) Which of the following elements exists as a diatomic molecule in the elemental state?

A) Li
B) Ne
C) Cl
D) Cu