Deck 3: Chemical Bonds

Question 1

Which is most likely true of an atom with one valence electron?

A) It will gain one electron.
B) It will gain two electrons.
C) It will lose one electron.
D) It will lose two electrons.

Answer 1

C

Question 2

How many main types of chemical bonds exist?

A) 1
B) 2
C) 3
D) 4

Answer 2

B

Question 3

In what form is fluorine administered when it is used to prevent tooth decay?

A) F^-
B) F
C) F₂
D) F⁺

Answer 3

A

Question 4

Which of the following occurs when an oxygen atom is converted to O^2-?

A) The oxygen atom gains two electrons and loses two protons.
B) The oxygen atom gains two electrons.
C) The oxygen atom loses two electrons and two protons.
D) The oxygen loses two electrons.

Question 5

Which of the following ions has the same electronic configuration as argon?

A) K⁺
B) Ca²⁺
C) both K⁺ and Ca²⁺
D) neither K⁺ or Ca²⁺

Question 6

Which of the following is generally true of all anions?

A) An anion has an equal number of protons and electrons.
B) An anion has fewer protons than electrons.
C) An anion has more protons than electrons.
D) An anion has more electrons than neutrons.

Question 7

Which of the following atoms is the least likely to form an ion?

A) chlorine
B) potassium
C) xenon
D) iron

Question 8

In the "ous/ic" system, which species is named with the "ic" ending?

A) the less negative anion
B) the more negative anion
C) the less positive cation
D) the more positive cation

Question 9

Which of the following is true in general of all cations?

A) A cation has an equal number of protons and electrons.
B) A cation has fewer protons than electrons.
C) A cation has more protons than electrons.
D) A cation has more protons than neutrons.

Question 10

Which of the following elements is the most likely to gain electrons to become an anion?

A) Ar
B) C
C) I
D) Mg

Question 11

What is the name of the species formed when a chlorine atom gains an electron?

A) chlorate
B) chloride
C) chlorine
D) chloride ion

Question 12

To which of the following elements is the octet rule inapplicable?

A) calcium
B) chromium
C) potassium
D) magnesium

Question 13

In what form is lithium administered when it is used as a drug in the treatment of manic depression?

A) Li^-
B) Li
C) Li⁺
D) Li²⁺

Question 14

What is the valence shell electron configuration of all the noble gases except helium?

A) ns²
B) ns²np³
C) ns²np⁶
D) np⁸

Question 15

What is the name of the species formed when a potassium atom loses an electron?

A) potassiate
B) potasside
C) potassium
D) potassium ion

Question 16

Which of the following elements is the most likely to lose electrons to become a cation?

A) Ar
B) S
C) I
D) Mg

Question 17

Which of the following occurs when a calcium atom is converted to Ca²⁺?

A) The calcium atom gains two electrons and loses two protons.
B) The calcium atom gains two electrons.
C) The calcium atom loses two electrons and two protons.
D) The calcium atom loses two electrons.

Question 18

Which is most likely true of an atom with six valence electrons?

A) It will gain one electron.
B) It will gain two electrons.
C) It will lose one electron.
D) It will lose two electrons.

Question 19

For which types of elements do we sometimes use the "ous/ic" system in naming ions?

A) alkali metals
B) halogens
C) noble gases
D) transition metals

Question 20

Which of the following ions has the same electronic configuration as argon?

A) K²⁺
B) Ca⁺
C) both K²⁺ and Ca⁺
D) neither K²⁺ or Ca⁺

Question 21

A covalent bond is associated with which of the following?

A) interactions between nuclei
B) the sharing of electrons
C) the transfer of electrons
D) all of these

Question 22

Which of the following situations is most likely to result in the formation of a covalent bond?

A) when an electrically positive species interacts with an electrically negative species
B) when two nonmetallic elements interact to form a compound
C) when two electrically negative species interact
D) when two electrically positive species interact

Question 23

Which halogen atom is most electronegative?

A) bromine
B) chlorine
C) fluorine
D) iodine

Question 24

What is the common name of Cu⁺?

A) copper ion
B) cuprate ion
C) cupric ion
D) cuprous ion

Question 25

Which of the following is the ferrous ion?

A) Fe⁺
B) Fe²⁺
C) Fe³⁺
D) Fe⁴⁺

Question 26

Which pair of species is most likely to form an ionic bond?

A) two electrically neutral species
B) two oppositely charged species
C) two negatively charged species
D) two positively charged species

Question 27

What is the common name of Cu²⁺?

A) copper ion
B) cuprate ion
C) cupric ion
D) cuprous ion

Question 28

Which of the following is the ferric ion?

A) Fe⁺
B) Fe²⁺
C) Fe³⁺
D) Fe⁴⁺

Question 29

Which of the following endings is generally associated with a monatomic anion?

A) -ade
B) -ate
C) -ic
D) -ide

Question 30

An ionic bond is associated with which of the following?

A) interactions between nuclei
B) equal sharing of electrons
C) unequal sharing of electrons
D) the transfer of electrons

Question 31

Which of the following elements is most electronegative?

A) B
B) C
C) N
D) O

Question 32

Which of the following occurs when an ionic bond is formed?

A) Electrons are transferred from the more electronegative element to the less electronegative element.
B) Electrons are transferred from the less electronegative element to the more electronegative element.
C) Electrons are shared equally.
D) Electrons are shared unequally.

Question 33

Which of the following is true of polyatomic ions?

A) All polyatomic ions are anions.
B) All polyatomic ions are cations.
C) The vast majority of polyatomic ions are anions.
D) The vast majority of polyatomic ions are cations.

Question 34

Which types of elements generally have high electronegativities?

A) rare earth metals
B) transition metals
C) alkali metals
D) halogens

Question 35

The preferred name of HCO₃^- is hydrogen carbonate. What is the common name of this ion?

A) bicarbonate
B) dicarbonate
C) bicarbide
D) dicarbide

Question 36

Which types of elements generally have low electronegativities?

A) alkali metals
B) halogens
C) metalloids
D) nonmetals

Question 37

The "ide" ending is usually, but not always, associated with monatomic anions. Which of the following polyatomic ions has a name that ends in "ide"?

A) C₂H₃O₂^-
B) HPO₄^2-
C) OH^-
D) SO₄^2-

Question 38

What is the relationship between the nitrate ion and the nitrite ion?

A) The nitrate ion has one less oxygen atom than does the nitrite ion, and both have the same charge.
B) The nitrate ion has one more oxygen atom than does the nitrite ion, and both have the same charge.
C) In addition to having one less oxygen atom than nitrite, nitrate also has a larger negative charge.
D) In addition to having one more oxygen atom than nitrite, nitrate also has a larger negative charge.

Question 39

Which of the following statements is generally true about electronegativity trends in the Periodic Table?

A) Electronegativity decreases as we move left to right and decreases as we move top to bottom.
B) Electronegativity decreases as we move left to right and increases as we move top to bottom.
C) Electronegativity increases as we move left to right and decreases as we move top to bottom.
D) Electronegativity increases as we move left to right and increases as we move top to bottom.

Question 40

If the name of an ion ends in "ate," what type of ion is it most likely to be?

A) a monatomic anion
B) a monatomic cation
C) a polyatomic anion
D) a polyatomic cation

Question 41

AgCl is a chemical commonly used in photography. What is the correct name of AgCl?

A) monosilver monochloride
B) silver chloride
C) silver chlorine
D) silver monochlorine

Question 42

What is the correct formula of aluminum oxide?

A) AlO
B) AlO₂
C) Al₂O
D) Al₂O₃

Question 43

What is the formula of the compound formed by calcium and fluorine?

A) Ca₃F
B) CaF₂
C) Ca₃F₃
D) Ca₂F₃

Question 44

What is the formula of the compound formed by iron(III) ion and oxygen?

A) FeO
B) FeO₂
C) Fe₂O₃
D) Fe₃O₂

Question 45

A tin compound used for electroplating steel has the formula SnCl₂. What is the systematic name of this compound?

A) stannic chloride
B) stannous chloride
C) tin chloride
D) tin(II) chloride

Question 46

The term "limelight" is derived from the old name of calcium oxide. What is the formula of calcium oxide?

A) CaO₂
B) Ca₂O
C) CaO
D) Ca₂O₂

Question 47

A tin compound used for electroplating steel has the formula SnCl₂. What is the common name of this compound?

A) stannic chloride
B) stannous chloride
C) tin chloride
D) tin(II) chlorine

Question 48

Which of the following is true of ionic compounds?

A) They are liquids at room temperature.
B) They are solids in which individual molecules are present.
C) They are solids in which both cations and anions are present.
D) Depending on the compound, any of these may apply.

Question 49

What is the formula of the compound formed by barium and oxygen?

A) Ba₂O₂
B) Ba₂O
C) BaO₂
D) BaO

Question 50

What is the formula of the compound formed by an ammonium ion and a carbonate ion?

A) NH₄CO₃
B) NH₄(CO₃)₂
C) (NH₄)₂CO₃
D) (NH₄)₃CO₃

Question 51

What is the formula of the compound formed by potassium and chlorine?

A) KCl
B) K₂Cl₂
C) KCl₄
D) K₂Cl₄

Question 52

What is the correct way to write the formula of the compound formed by a calcium ion and a sulfate ion?

A) Ca₃(SO₄)₂
B) Ca₂SO₄
C) Ca₂(SO₄)₂
D) CaSO₄

Question 53

What is the correct name of BaH₂?

A) monobarium dihydride
B) barium dihydride
C) barium hydrogen
D) barium hydride

Question 54

What is the correct name of MgO?

A) monomagnesium monoxide
B) magnesium monoxide
C) magnesium oxide
D) magnesium oxygen

Question 55

What is the correct name of BaI₂?

A) barium iodine
B) barium iodide
C) barium diiodide
D) monobarium diiodide

Question 56

What is the correct way to write the formula of the compound formed by a hydrogen ion and a sulfate ion?

A) H₂(SO₄)₂
B) H₂SO₄
C) H(SO₄)₂
D) HSO₄

Question 57

Under which of the following conditions is the A-B bond considered to be ionic?

A) when A and B have the same electronegativity
B) when the difference between the electronegativities of the atoms is 1.0
C) when the difference between the electronegativities of the atoms is 1.5
D) when the difference between the electronegativities of the atoms is 2.0

Question 58

What is the correct name of KCl?

A) monopotassium monochloride
B) potassium chlorine
C) potassium chloride
D) potassium ion chloride ion

Question 59

What is the correct formula of sodium fluoride?

A) NaFI₂
B) NaF
C) Na₂F
D) Na₂F₂

Question 60

Which of the following pairs of atoms is the most likely to form an ionic compound?

A) sulfur and oxygen
B) potassium and chlorine
C) chlorine and nitrogen
D) sodium and calcium

Question 61

What is the correct name of NaHCO₃?

A) sodium hydride carbonate
B) sodium hydrogen carboxide
C) sodium hydrogen carbonate
D) sodium hydrogen carbotrioxide

Question 62

What is the correct systematic name of FeCO₃?

A) ferric carbonate
B) ferrous carbonate
C) iron(I) carbonate
D) iron(II) carbonate

Question 63

A compound used in the treatment of gout and manic depression has the formula Li₂CO₃. What is the name of this compound?

A) dilithium carbonate
B) lithium carbon trioxide
C) lithium carbonate
D) lithium carboxide

Question 64

How many electrons are associated with a single bond?

A) 1
B) 2
C) 4
D) 6

Question 65

FeSO₄ is commonly used as an iron supplement for dietary intake. Which of the following is the correct name of this compound?

A) iron sulfate
B) iron(II) sulfate
C) iron(III) sulfate
D) iron sulfur tetroxide

Question 66

What is the correct name of Al₂(SO₄)₃?

A) dialuminum trisulfate
B) aluminum trisulfate
C) aluminum sulfate
D) aluminum sulfoxide

Question 67

Which electronegativity difference is associated with a nonpolar covalent bond?

A) exactly 0
B) less than 0.5
C) between 0.5 and 1.9
D) greater than 1.9

Question 68

The formula of a compound was found to be Fe₂O₃. What is the systematic name of this compound?

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

Question 69

In which of the following cases is a polar covalent bond formed?

A) when an electron is transferred from one atom to another
B) when the electrons of a bond are shared equally by the two atoms
C) when the electrons of a bond are shared unequally by the two atoms
D) when a metallic element forms a bond with a nonmetallic element

Question 70

What is the systematic name of the compound whose formula is FeCl₂?

A) ferric chloride
B) ferrous chloride
C) iron(II) chloride
D) iron(II) chlorine

Question 71

Which of the following compounds is used as a radiopaque medium for X-ray work?

A) BaSO₄
B) CaSO₄
C) FeSO₄
D) MgSO₄

Question 72

Which Greek letter is used to denote the spatial distribution of charge in a polar bond?

A) alpha, α
B) beta, β
C) gamma, γ
D) delta, δ

Question 73

What is the correct name of NH₄NO₃, a compound found in fertilizers?

A) ammonia nitrate
B) ammonium nitrate
C) ammonia nitrite
D) ammonium nitrite

Question 74

The formula of a compound was found to be Fe₂O₃. What is the common name of this compound?

A) iron oxide
B) ferric oxide
C) ferrous oxide
D) diiron trioxide

Question 75

Which of the following bonds is the least polar?

A) H-F
B) H-Cl
C) H-Br
D) H-I

Question 76

What is the correct name of K₂HPO₄?

A) dipotassium hydrogen phosphate
B) potassium hydrogen phosphoxide
C) potassium hydrogen phosphate
D) potassium dihydrogen phosphate

Question 77

Which of the following bonds is the least polar?

A) C-I
B) C-Br
C) C-Cl
D) C-F

Question 78

What is the common name of the compound whose formula is FeCl₂?

A) iron chloride
B) iron chlorine
C) ferric chloride
D) ferrous chloride

Question 79

Which of the following compounds is used as an antacid?

A) NaHCO₃
B) NaNO₃
C) Na₃PO₄
D) Na₂SO₄

Question 80

How many electrons are associated with a double bond?

A) 1
B) 2
C) 4
D) 6