Question 1

Carbon monoxide's toxicity is related to its ability to bond to iron in hemoglobin.

Accepted Answer

A) True 
 B)False  True

Question 2

Which of the following oxides is most basic?

Accepted Answer

A)   As2O3
B)   P4O10
C)   Sb2O3
D)   Sb2O5
E)   NO2F) A) and E)
G) C) and E) C

Question 3

Which of the following oxides will give the most basic solution when dissolved in water?

Accepted Answer

A)   SO2
B)   CO2
C)   K2O
D)   P4O10
E)   SO3F) A) and C)
G) A) and E)

Question 4

Nitric acid, HNO3

Accepted Answer

A)   is a strong reducing agent.
B)   is a weak oxidizing agent.
C)   does not react with copper metal.
D)   may react with copper metal to produce NO gas.
E)   reacts with metal hydroxides to produce nitrite salts.F) A) and C)
G) A) and D)

Question 5

Dinitrogen monoxide, N2O, is

Accepted Answer

A)   a brown poisonous gas that is one of the chemicals involved in the production of photochemical smog.
B)   a colorless gas used in the production of nitric acid.
C)   a colorless gas used as a propellant in canned whipped cream.
D)   a colorless gas that disproportionates into nitrogen and oxygen.
E)   none of the above.F) D) and E)
G) B) and E)

Question 6

Predict the products for the following set of reactants. PCl3(l)  + H2O(l)  

Accepted Answer

A)   H3PO3(aq)  + HCl(aq) 
B)   H3PO4(aq)  + Cl2(g) 
C)   PH3(g)  + HCl(aq)  + O2(g) 
D)   P2O5(s)  + HCl(aq) 
E)   PCl5(l)  + PH3(g)  + O2(g) F) All of the above
G) A) and E)

Question 7

The largest electronegativities are found in the _____________ ____________ region of the periodic table.

Accepted Answer

A)   upper left
B)   upper right
C)   lower left
D)   lower right
E)   transition element (d-block) F) B) and D)
G) A) and B)

Question 8

Predict the products for the reaction of the following set of reactants. Sr(s)  + H2O(l)  

Accepted Answer

A)   SrO(s)  + H2(g) 
B)   Sr2+(aq)  + H2(g)  + O2(g) 
C)   Sr2+(aq)  + H3O+(aq) 
D)   Sr(OH) 2(s)  + H2(g) 
E)   SrH2(s)  + O2(g) F) A) and E)
G) C) and D)

Question 9

Which of the following pairs of elements exhibit similar physical and chemical behaviors ("diagonal relationships") ?

Accepted Answer

A)   H and Be
B)   Na and Be
C)   Be and Al
D)   B and Mg
E)   Li and AlF) C) and D)
G) A) and B)

Question 10

Predict the product(s)  for the reaction of the following set of reactants. Ca(s)  + H2(g)  

Accepted Answer

A)   CaH(s) 
B)   CaH2(s) 
C)   Ca2H3(s) 
D)   Ca3H2(s) 
E)   none of the aboveF) C) and D)
G) D) and E)

Question 11

Predict the products formed from the following set of reactants. FeSe(s)  + HCl(aq)  

Accepted Answer

A)   Se(s)  + FeCl2(aq) 
B)   SeCl2(s)  + Fe(s)  + H2(g) 
C)   FeH2(s)  + SeCl2(l) 
D)   H2Se(g)  + Fe(s)  + Cl2(g) 
E)   H2Se(g)  + FeCl2(aq) F) C) and E)
G) A) and E)

Question 12

Which of the following formulas does not represent a stable compound?

Accepted Answer

A)   N2O
B)   NO
C)   NO2
D)   NO3
E)   N2O4F) A) and D)
G) A) and B)

Question 13

What is the stable form of the element sulfur, at room temperature?

Accepted Answer

A)   atomic sulfur
B)   S2
C)   S4
D)   S6
E)   S8F) A) and B)
G) A) and E) E

Question 14

The acidity of oxides of main group elements increases across a period from left to right.

Accepted Answer

A) True 
 B)False

Question 15

Certain Period 2 elements exhibit behaviors similar to Period 3 elements immediately below and to the right. One of the interesting diagonal relationships occurs between boron and silicon. Which of the following is one of their similarities?

Accepted Answer

A)   Both exhibit electrical properties of a conductor.
B)   The oxoanions of both elements occur in extended ionic networks.
C)   Both elements form compounds (boranes and silanes)  that are good oxidizing agents.
D)   Boric acid and silicic acid occur in layers with widespread hydrogen bonding.
E)   Both elements are unusually soft solids.F) A) and B)
G) A) and C)

Question 16

Select the element with the highest first ionization energy.

Accepted Answer

A)   Mg
B)   Ca
C)   Ba
D)   Ra
E)   KF) D) and E)
G) B) and D)

Question 17

Ozone is both a pollutant and a natural component of the atmosphere.

Accepted Answer

A) True 
 B)False

Question 18

Hydrogen forms metallic (interstitial)  hydrides with the d and f transition elements. Which of the following statements is correct?

Accepted Answer

A)   These substances have distinct stoichiometric formulas like ionic hydrides.
B)   Hydrogen forms bonds with the metals by donating its electron to the valence band of the metal.
C)   Hydrogen molecules and atoms occupy holes within the crystal structure of the metal.
D)   These substances are useful catalysts.
E)   These hydrides are stabilized by hydrogen bonding forces.F) B) and E)
G) A) and E)

Question 19

Predict the molecular shape of XeF3-.

Accepted Answer

A)   linear
B)   trigonal planar
C)   trigonal pyramid
D)   T-shaped
E)   squareF) C) and E)
G) A) and B)

Question 20

The basic character of the binary oxides XmOn

Accepted Answer

A)   is greatest when X has a low atomic number.
B)   is greatest when X is a nonmetal.
C)   increases as the oxidation number of X increases.
D)   increases as the oxidation number of X decreases.
E)   is unaffected by the oxidation number of X.F) All of the above
G) A) and B)

Exam 14: Periodic Patterns in the Main Group Elements: Bonding, Structure, and Reactivity

Carbon monoxide's toxicity is related to its ability to bond to iron in hemoglobin.

Correct AnswerverifiedTrue

Which of the following oxides is most basic?

Correct AnswerverifiedC

Which of the following oxides will give the most basic solution when dissolved in water?

Correct AnswerverifiedShow Answer

Nitric acid, HNO3

Correct AnswerverifiedShow Answer

Dinitrogen monoxide, N2O, is

Correct AnswerverifiedShow Answer

Predict the products for the following set of reactants. PCl3(l) + H2O(l) 

Correct AnswerverifiedShow Answer

The largest electronegativities are found in the _____________ ____________ region of the periodic table.

Correct AnswerverifiedShow Answer

Predict the products for the reaction of the following set of reactants. Sr(s) + H2O(l) 

Correct AnswerverifiedShow Answer

Which of the following pairs of elements exhibit similar physical and chemical behaviors ("diagonal relationships") ?

Correct AnswerverifiedShow Answer

Predict the product(s) for the reaction of the following set of reactants. Ca(s) + H2(g) 

Correct AnswerverifiedShow Answer

Predict the products formed from the following set of reactants. FeSe(s) + HCl(aq) 

Correct AnswerverifiedShow Answer

Which of the following formulas does not represent a stable compound?

Correct AnswerverifiedShow Answer

What is the stable form of the element sulfur, at room temperature?

Correct AnswerverifiedE

The acidity of oxides of main group elements increases across a period from left to right.

Correct AnswerverifiedShow Answer

Certain Period 2 elements exhibit behaviors similar to Period 3 elements immediately below and to the right. One of the interesting diagonal relationships occurs between boron and silicon. Which of the following is one of their similarities?

Correct AnswerverifiedShow Answer

Select the element with the highest first ionization energy.

Correct AnswerverifiedShow Answer

Ozone is both a pollutant and a natural component of the atmosphere.

Correct AnswerverifiedShow Answer

Hydrogen forms metallic (interstitial) hydrides with the d and f transition elements. Which of the following statements is correct?

Correct AnswerverifiedShow Answer

Predict the molecular shape of XeF3-.

Correct AnswerverifiedShow Answer

The basic character of the binary oxides XmOn

Correct AnswerverifiedShow Answer

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True

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C

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Nitric acid, HNO₃

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Dinitrogen monoxide, N₂O, is

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Predict the products for the following set of reactants. PCl₃(l) + H₂O(l) 

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The largest electronegativities are found in the _ region of the periodic table.

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Predict the products for the reaction of the following set of reactants. Sr(s) + H₂O(l) 

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Predict the product(s) for the reaction of the following set of reactants. Ca(s) + H₂(g) 

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E

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Predict the molecular shape of XeF₃^-.

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The basic character of the binary oxides X_mO_n

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