Question 1

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

Accepted Answer

A)   MgO
B)   Al2O3
C)   Cl2O
D)   SrO
E)   H2O2F) A) and D)
G) B) and E)

Question 2

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) B) and C)
G) A) and C)

Question 3

elements are strongly acidic.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following elements has the lowest electronegativity?

Accepted Answer

A)   Al
B)   S
C)   Mg
D)   In
E)   BaF) A) and C)
G) C) and D)

Question 5

Predict the molecular shape of XeF3¯.

Accepted Answer

A)   linear
B)   trigonal planar
C)   trigonal pyramid
D)   T-shaped
E)   squareF) B) and D)
G) None of the above

Question 6

Sodium hypochlorite is used

Accepted Answer

A)   in chemical analysis.
B)   as an oxidizer in rocket fuels.
C)   as a disinfectant.
D)   in the manufacture of steel.
E)   as a detergent.F) A) and E)
G) C) and D)

Question 7

Predict the products for the reaction of the following set of reactants. 
Mg(s)  + Cl2(g)   →\rightarrow→

Accepted Answer

A)   MgCl(s) 
B)   MgCl2(s) 
C)   MgCl(l) 
D)   MgCl2(l) 
E)   MgCl2(aq)  F) A) and E)
G) C) and E)

Question 8

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) B) and D)
G) A) and D)

Question 9

The most basic oxides contain elements from the ________________ ____________ region of the periodic table.

Accepted Answer

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

Question 10

Predict the products for the following set of reactants. 
Bi(s)  + Cl2(g)   →\rightarrow→

Accepted Answer

A)   BiCl
B)   BiCl2
C)   BiCl3
D)   BiCl4
E)   BiCl5 F) A) and C)
G) B) and E)

Question 11

Which of the following hydroxides will be the most basic?

Accepted Answer

A)   B(OH) 3
B)   Al(OH) 3
C)   Ga(OH) 3
D)   In(OH) 3
E)   TlOHF) B) and D)
G) All of the above

Question 12

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

Accepted Answer

A)   They both form insoluble carbonate salts.
B)   Both elements are important in treating manic-depression.
C)   Their first ionization energies are almost equal.
D)   Their densities are very similar.
E)   They both form organic compounds with polar covalent bonds from the metal to hydrocarbon group.F) B) and E)
G) A) and E)

Question 13

Ionic hydrides do not have exact (stoichiometric) formulas.

Accepted Answer

A) True 
 B)False

Question 14

Sulfur hexafluoride, SF6, is

Accepted Answer

A)   a reactive gas that decomposes when exposed to moisture.
B)   a reactive gas used to fluorinate organic compounds.
C)   an inert gas that is used as an electrical insulator.
D)   a reactant in the process of manufacturing non-stick coatings.
E)   used in the manufacture of sulfuric acid.F) B) and C)
G) A) and E)

Question 15

The halogens act as oxidizing agents in most of their reactions.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following elements exists in allotropic forms?

Accepted Answer

A)   silicon
B)   germanium
C)   tin
D)   lead
E)   xenonF) A) and B)
G) A) and C)

Question 17

Which of the following oxides is most basic?

Accepted Answer

A)   As2O3
B)   P4O10
C)   Sb2O3
D)   Sb2O5
E)   NO2F) C) and E)
G) None of the above

Question 18

What is the highest oxidation state of chlorine in any of its compounds?

Accepted Answer

A)   -1
B)   0
C)   +1
D)   +3
E)   +7F) A) and C)
G) A) and E)

Question 19

Predict the products for the reaction of the following set of reactants. 
BaO(s)  + CO2(g)   →\rightarrow→

Accepted Answer

A)   BaCO3(s) 
B)   Ba(s)  + CO(g)  + O2(g) 
C)   BaO2(s)  + CO(g) 
D)   Ba2CO3(s) 
E)   BaC2(s)  + O2(g)  F) B) and D)
G) C) and D)

Question 20

Which of the following substances is produced when lithium metal reacts with oxygen gas?

Accepted Answer

A)   hydrogen gas
B)   lithium peroxide
C)   an acidic oxide
D)   a basic oxide
E)   lithium hydroxideF) B) and E)
G) B) and C)

Exam 14: Periodic Patterns in the Main-Group Elements

Predict the products for the reaction of the following set of reactants. BaO(s) + CO2(g) →\rightarrow→

Correct AnswerverifiedShow Answer

Which of the following oxides is most basic?

Correct AnswerverifiedShow Answer

Sulfur hexafluoride, SF6, is

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which of the following hydroxides will be the most basic?

Correct AnswerverifiedShow Answer

elements are strongly acidic.

Correct AnswerverifiedShow Answer

Predict the products for the reaction of the following set of reactants. Mg(s) + Cl2(g) →\rightarrow→

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Predict the products for the following set of reactants. Bi(s) + Cl2(g) →\rightarrow→

Correct AnswerverifiedShow Answer

Which of the following substances is produced when lithium metal reacts with oxygen gas?

Correct AnswerverifiedShow Answer

Predict the molecular shape of XeF3¯.

Correct AnswerverifiedShow Answer

Which of the following elements exists in allotropic forms?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

What is the highest oxidation state of chlorine in any of its compounds?

Correct AnswerverifiedShow Answer

Ionic hydrides do not have exact (stoichiometric) formulas.

Correct AnswerverifiedShow Answer

The most basic oxides contain elements from the ________________ ____________ region of the periodic table.

Correct AnswerverifiedShow Answer

Sodium hypochlorite is used

Correct AnswerverifiedShow Answer

The halogens act as oxidizing agents in most of their reactions.

Correct AnswerverifiedShow Answer

Which of the following elements has the lowest electronegativity?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Predict the products for the reaction of the following set of reactants. BaO(s) + CO₂(g) $\rightarrow$

Correct Answer
verified

Correct Answer
verified

Sulfur hexafluoride, SF₆, is

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Predict the products for the reaction of the following set of reactants. Mg(s) + Cl₂(g) $\rightarrow$

Correct Answer
verified

Correct Answer
verified

Predict the products for the following set of reactants. Bi(s) + Cl₂(g) $\rightarrow$

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

The most basic oxides contain elements from the ____ region of the periodic table.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified