Exam 14: Periodic Patterns in the Main-Group Elements

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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?

(Multiple Choice)

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Question 61

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

(Multiple Choice)

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Question 62

Ionic hydrides do not have exact (stoichiometric) formulas.

(True/False)

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Question 63

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

(Multiple Choice)

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Question 64

The elements from Groups 1A(1) and 2A(2) are

(Multiple Choice)

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Question 65

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

(True/False)

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Question 66

The basic character of the binary oxides X_mO_n

(Multiple Choice)

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Question 67

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?

(Multiple Choice)

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Question 68

The atomic radius of sodium is 186 pm and of chlorine is 100 pm. The ionic radius for Na⁺ is 102 pm and for Cl^- is 181 pm. In going from Na to Cl in Period 3, why does the atomic radius decrease while the ionic radius increases?

(Multiple Choice)

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Question 69

Which of the following elements exists in allotropic forms?

(Multiple Choice)

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Question 70

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

(Multiple Choice)

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Question 71

Which of the following would you predict to have the greatest thermal stability?

(Multiple Choice)

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Question 72

Which one of the following elements is likely to exhibit the most violent and rapid reaction with water?

(Multiple Choice)

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Question 73

Oxygen gas (O₂) is paramagnetic, but ozone (O₃) is diamagnetic.

(True/False)

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Question 74

The polymers containing silicon differ from polymers of carbon in which of the following ways?

(Multiple Choice)

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Question 75

Sodium hypochlorite is used

(Multiple Choice)

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Question 76

What are the products of the following reaction of strontium hydride and water? SrH₂(s) + H₂O(l) →

(Multiple Choice)

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Question 77

The smallest ionization energies are found in the __ _ region of the periodic table.

(Multiple Choice)

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Question 78

Predict the products for the reaction of the following set of reactants. (CH₃)₃Ga(g) + AsH₃(g) →

(Multiple Choice)

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Question 79

What are the products of the reaction of potassium hydride and water? KH(s) + H₂O(l) →

(Multiple Choice)

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Question 80

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Exam 14: Periodic Patterns in the Main-Group Elements

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?

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

Ionic hydrides do not have exact (stoichiometric) formulas.

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

The elements from Groups 1A(1) and 2A(2) are

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

The basic character of the binary oxides XmOn

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?

The atomic radius of sodium is 186 pm and of chlorine is 100 pm. The ionic radius for Na+ is 102 pm and for Cl- is 181 pm. In going from Na to Cl in Period 3, why does the atomic radius decrease while the ionic radius increases?

Which of the following elements exists in allotropic forms?

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

Which of the following would you predict to have the greatest thermal stability?

Which one of the following elements is likely to exhibit the most violent and rapid reaction with water?

Oxygen gas (O2) is paramagnetic, but ozone (O3) is diamagnetic.

The polymers containing silicon differ from polymers of carbon in which of the following ways?

Sodium hypochlorite is used

What are the products of the following reaction of strontium hydride and water? SrH2(s) + H2O(l) →

The smallest ionization energies are found in the ____________ ___________ region of the periodic table.

Predict the products for the reaction of the following set of reactants. (CH3)3Ga(g) + AsH3(g) →

What are the products of the reaction of potassium hydride and water? KH(s) + H2O(l) →

Keys to Studying Chemistry Definitions, Units, and Problem Solving

The Components of Matter

Stoichiometry of Formulas and Equations

Three Major Classes of Chemical Reactions

Gases and the Kinetic-Molecular Theory

Thermochemistry Energy Flow and Chemical Change

Quantum Theory and Atomic Structure

Electron Configuration and Chemical Periodicity

Models of Chemical Bonding

The Shapes of Molecules

Theories of Covalent Bonding

Intermolecular Forces Liquids, Solids, and Phase Changes

The Properties of Mixtures Solutions and Colloids

Organic Compounds and the Atomic Properties of Carbon

Kinetics Rates and Mechanisms of Chemical Reactions

Equilibrium the Extent of Chemical Reactions

Acid-Base Equilibria

Ionic Equilibria in Aqueous Systems

Thermodynamics Entropy, Free Energy, and Reaction Direction

Electrochemistry Chemical Change and Electrical Work

The Elements in Nature and Industry

Transition Elements and Their Coordination Compounds

Nuclear Reactions and Their Applications

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

The basic character of the binary oxides X_mO_n

The atomic radius of sodium is 186 pm and of chlorine is 100 pm. The ionic radius for Na⁺ is 102 pm and for Cl^- is 181 pm. In going from Na to Cl in Period 3, why does the atomic radius decrease while the ionic radius increases?

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

Oxygen gas (O₂) is paramagnetic, but ozone (O₃) is diamagnetic.

What are the products of the following reaction of strontium hydride and water? SrH₂(s) + H₂O(l) →

The smallest ionization energies are found in the __ _ region of the periodic table.

Predict the products for the reaction of the following set of reactants. (CH₃)₃Ga(g) + AsH₃(g) →

What are the products of the reaction of potassium hydride and water? KH(s) + H₂O(l) →