Question 1

Which of the following formula/name combinations is incorrect?

Accepted Answer

A)  H2SO3/sulfurous acid 
B)  HCO3-/hydrogen carbonate ion 
C)  HBrO3/bromic acid 
D)  ClO4-/hypochlorate ion 
E)  CuSO4/copper(II) sulfate 
A)  H2SO3/sulfurous acid 
B)  HCO3-/hydrogen carbonate ion 
C)  HBrO3/bromic acid 
D)  ClO4-/hypochlorate ion 
E)  CuSO4/copper(II) sulfate

Question 2

Magnesium metal reacts with hydrogen gas to form a white solid

Accepted Answer

MgH₂ Mg(s

Question 3

Predict the formula of the electrically neutral compound formed from the
Following ions: Ca2+ and PO43-.

Accepted Answer

A)  CaPO4 
B)  Ca2PO4 
C)  Ca3(PO4)2  
D)  Ca2(PO4)3 
E)  none of these 
A)  CaPO4 
B)  Ca2PO4 
C)  Ca3(PO4)2  
D)  Ca2(PO4)3 
E)  none of these

Question 4

Give the name for the compound HNO2.

Accepted Answer

A)  hydrogen nitride 
B)  pernitric acid 
C)  nitrous acid 
D)  hydrogen nitrogen dioxide 
E)  nitric acid 
A)  hydrogen nitride 
B)  pernitric acid 
C)  nitrous acid 
D)  hydrogen nitrogen dioxide 
E)  nitric acid

Question 5

Predict the formula of the neutral ionic compound formed from K+ and S2-.

Accepted Answer

A)  KS 
B)  K2S 
C)  KS3 
D)  K2S3 
E)  none of these 
A)  KS 
B)  K2S 
C)  KS3 
D)  K2S3 
E)  none of these

Question 6

Predict the product of the reaction between barium and nitrogen.

Accepted Answer

A)  BaN 
B)  BaN2 
C)  Ba2N 
D)  BaN3 
E)  none of these 
A)  BaN 
B)  BaN2 
C)  Ba2N 
D)  BaN3 
E)  none of these

Question 7

Give the chemical formula for copper(I)chloride.

Accepted Answer

A)  CoCl2 
B)  CuCl 
C)  CuClO2 
D)  CuCl2 
E)  CoCl 
A)  CoCl2 
B)  CuCl 
C)  CuClO2 
D)  CuCl2 
E)  CoCl

Question 8

What is the most likely charge for a calcium ion?

Accepted Answer

A)  -2 
B)  -1 
C)  0 
D)  +1 
E)  +2 
A)  -2 
B)  -1 
C)  0 
D)  +1 
E)  +2

Question 9

Which isn't an oxidation-reduction reaction?

Accepted Answer

A)     
B)    
C)     
D)      
E)  all of these are oxidation-reduction reactions 
A)     
B)    
C)     
D)      
E)  all of these are oxidation-reduction reactions

Question 10

Give the chemical formula for ammonium bromide.

Accepted Answer

A)  NBr3 
B)  NH4Br 
C)  AmBr2 
D)  NH4Br2 
E)  NH4Br3 
A)  NBr3 
B)  NH4Br 
C)  AmBr2 
D)  NH4Br2 
E)  NH4Br3

Question 11

In Chapter 4 we were able to determine the geometric shape and resulting polarity of individual covalent molecules. In Chapter 5 we did not do this for ionic and metallic compounds. Why not?

Accepted Answer

A)  Ionic and metallic compounds exist as three dimensional networks not as individual molecules. 
B)  The electrons in ionic compounds are transferred rather than being shared as in covalent compounds. 
C)  The difference in electronegativities of the bonded atoms is usually greater in ionic than in covalent and metallic compounds. 
D)  Covalent molecules are much larger than ionic compounds. 
E)  all of these 
A)  Ionic and metallic compounds exist as three dimensional networks not as individual molecules. 
B)  The electrons in ionic compounds are transferred rather than being shared as in covalent compounds. 
C)  The difference in electronegativities of the bonded atoms is usually greater in ionic than in covalent and metallic compounds. 
D)  Covalent molecules are much larger than ionic compounds. 
E)  all of these

Question 12

Use the positions of gallium and oxygen in the periodic table to predict the
Formula for gallium oxide.

Accepted Answer

A)  GaO 
B)  GaO2 
C)  GaO3 
D)  Ga2O 
E)  Ga2O3 
A)  GaO 
B)  GaO2 
C)  GaO3 
D)  Ga2O 
E)  Ga2O3

Question 13

The bond-type triangle can be used for 
  
-According to the supplied bond-type triangle, which of the following compounds is most likely to conduct electricity as a solid?

Accepted Answer

A)  SO2 
B)  MgBr2 
C)  CdLi 
D)  NCl3 
E)  N2F2 
A)  SO2 
B)  MgBr2 
C)  CdLi 
D)  NCl3 
E)  N2F2

Question 14

If the difference in electronegativity between two elements in a compound is very small (less then 0.2), can you safely conclude that the compound formed from the two elements is covalent?

Accepted Answer

A)  Yes, because a small difference in electronegativity always indicates that a compound is covalent. 
B)  No, because covalent compounds are formed between two elements with a large difference in electronegativity. 
C)  Electronegativity has nothing to do with whether a bond is covalent or not. 
D)  No, because a metallic compound could also be formed between two elements with a small difference in electronegativity. 
E)  None of the above are correct. 
A)  Yes, because a small difference in electronegativity always indicates that a compound is covalent. 
B)  No, because covalent compounds are formed between two elements with a large difference in electronegativity. 
C)  Electronegativity has nothing to do with whether a bond is covalent or not. 
D)  No, because a metallic compound could also be formed between two elements with a small difference in electronegativity. 
E)  None of the above are correct.

Question 15

A main-group $\underline{\text{ metal }}$  reacts with hydrogen and oxygen to form compounds with the formulas XH4 and XO2 (X represents the metal). In which group of the periodic table does this element belong?

Accepted Answer

A)  IA 
B)  IIA 
C)  IIIA 
D)  IVA 
E)  none of these 
A)  IA 
B)  IIA 
C)  IIIA 
D)  IVA 
E)  none of these

Question 16

All but one of the following species contains nitrogen in the same oxidation state. Which one is different?

Accepted Answer

A)  HNO2 
B)  NH2- 
C)  NH3 
D)  NH4Cl 
E)  Na3N 
A)  HNO2 
B)  NH2- 
C)  NH3 
D)  NH4Cl 
E)  Na3N

Question 17

Give the name for the compound Fe2O3.

Accepted Answer

A)  diiron trioxide 
B)  iron (III) oxide 
C)  iron (II) trioxide 
D)  iron oxide 
E)  iron trioxide 
A)  diiron trioxide 
B)  iron (III) oxide 
C)  iron (II) trioxide 
D)  iron oxide 
E)  iron trioxide

Question 18

Determine the oxidation number of chlorine in NaClO3.

Accepted Answer

A)  -1 
B)  +1 
C)  +3 
D)  +7 
E)  none of these 
A)  -1 
B)  +1 
C)  +3 
D)  +7 
E)  none of these

Question 19

What is the maximum possible oxidation state of a P atom?

Accepted Answer

A)  +2 
B)  +3 
C)  +4 
D)  +5 
E)  none of the above 
A)  +2 
B)  +3 
C)  +4 
D)  +5 
E)  none of the above

Question 20

The bond-type triangle can be used for 
  
-Based on the given bond-type triangle, what is the highest possible average electronegativity a compound can have and still retain some metallic character?

Accepted Answer

A)  Approximately 2.9 
B)  Approximately 2.7 
C)  Approximately 1.9 
D)  Approximately 1.4 
E)  A compound can have metallic character at any average electronegativity. 
A)  Approximately 2.9 
B)  Approximately 2.7 
C)  Approximately 1.9 
D)  Approximately 1.4 
E)  A compound can have metallic character at any average electronegativity.

Which of the following formula/name combinations is incorrect?

Magnesium metal reacts with hydrogen gas to form a white solid

Predict the formula of the electrically neutral compound formed from the Following ions: Ca²⁺ and PO₄^3-.

Give the name for the compound HNO₂.

Predict the formula of the neutral ionic compound formed from K⁺ and S^2-.

Predict the product of the reaction between barium and nitrogen.

Give the chemical formula for copper(I)chloride.

What is the most likely charge for a calcium ion?

Which isn't an oxidation-reduction reaction?

Give the chemical formula for ammonium bromide.

In Chapter 4 we were able to determine the geometric shape and resulting polarity of individual covalent molecules. In Chapter 5 we did not do this for ionic and metallic compounds. Why not?

Use the positions of gallium and oxygen in the periodic table to predict the Formula for gallium oxide.

The bond-type triangle can be used for -According to the supplied bond-type triangle, which of the following compounds is most likely to conduct electricity as a solid?

If the difference in electronegativity between two elements in a compound is very small (less then 0.2), can you safely conclude that the compound formed from the two elements is covalent?

A main-group $\underline{\text{ metal }}$ reacts with hydrogen and oxygen to form compounds with the formulas XH₄ and XO₂ (X represents the metal). In which group of the periodic table does this element belong?

All but one of the following species contains nitrogen in the same oxidation state. Which one is different?

Give the name for the compound Fe₂O₃.

Determine the oxidation number of chlorine in NaClO₃.

What is the maximum possible oxidation state of a P atom?

The bond-type triangle can be used for -Based on the given bond-type triangle, what is the highest possible average electronegativity a compound can have and still retain some metallic character?

Elements Compounds

The Mole

Structure of the Atom

The Covalent Bond

Gases

Making and Breaking of Bonds

Liquids and Solutions

Solids

An Introduction to Kinetics and Equilibrium

Acids and Bases

Oxidation-Reduction Reactions

Chemical Thermodynamics

Kinetics

Nuclear Chemistry

Organic Chemistry

Filters

Exam 5: Ionic and Metallic Bonds

Which of the following formula/name combinations is incorrect?

Magnesium metal reacts with hydrogen gas to form a white solid

Predict the formula of the electrically neutral compound formed from the Following ions: Ca2+ and PO43-.

Give the name for the compound HNO2.

Predict the formula of the neutral ionic compound formed from K+ and S2-.

Predict the product of the reaction between barium and nitrogen.

Give the chemical formula for copper(I)chloride.

What is the most likely charge for a calcium ion?

Which isn't an oxidation-reduction reaction?

Give the chemical formula for ammonium bromide.

In Chapter 4 we were able to determine the geometric shape and resulting polarity of individual covalent molecules. In Chapter 5 we did not do this for ionic and metallic compounds. Why not?

Use the positions of gallium and oxygen in the periodic table to predict the Formula for gallium oxide.

The bond-type triangle can be used for -According to the supplied bond-type triangle, which of the following compounds is most likely to conduct electricity as a solid?

If the difference in electronegativity between two elements in a compound is very small (less then 0.2), can you safely conclude that the compound formed from the two elements is covalent?

A main-group metal ‾\underline{\text{ metal }} metal ​ reacts with hydrogen and oxygen to form compounds with the formulas XH4 and XO2 (X represents the metal). In which group of the periodic table does this element belong?

All but one of the following species contains nitrogen in the same oxidation state. Which one is different?

Give the name for the compound Fe2O3.

Determine the oxidation number of chlorine in NaClO3.

What is the maximum possible oxidation state of a P atom?

The bond-type triangle can be used for -Based on the given bond-type triangle, what is the highest possible average electronegativity a compound can have and still retain some metallic character?

Elements Compounds

The Mole

Structure of the Atom

The Covalent Bond

Gases

Making and Breaking of Bonds

Liquids and Solutions

Solids

An Introduction to Kinetics and Equilibrium

Acids and Bases

Oxidation-Reduction Reactions

Chemical Thermodynamics

Kinetics

Nuclear Chemistry

Organic Chemistry

Filters

Predict the formula of the electrically neutral compound formed from the Following ions: Ca²⁺ and PO₄^3-.

Give the name for the compound HNO₂.

Predict the formula of the neutral ionic compound formed from K⁺ and S^2-.

A main-group $\underline{\text{ metal }}$ reacts with hydrogen and oxygen to form compounds with the formulas XH₄ and XO₂ (X represents the metal). In which group of the periodic table does this element belong?

Give the name for the compound Fe₂O₃.

Determine the oxidation number of chlorine in NaClO₃.