Free Printable The Epic 100 Quiz: Junior Cert Chemistry

1.

A chemical bond is the force of ______________ holding atoms together in a compound

a)

Attraction

b)

Repulsion

2.

All of the noble gases are ___________________

a)

Unreactive

b)

Reactive

c)

Highly reactive

d)

Explosive

3.

The octet rule states that when bonding occurs, atoms tend to reach an electron arrangement with __________ electrons in the outermost shell.

a)

Eight

b)

Sixteen

c)

Eighteen

d)

Two

4.

When bonding occurs, atoms tend to reach an electron arrangement with eight electrons in the outermost shell. This is known as the ______________ rule.

a)

Octet

b)

Sine

c)

Electrovalent

d)

Bonding

5.

_________________ is a charged atom or group of atoms.

a)

An ion

b)

An isotope

c)

A nucletotide

d)

A radioisotope

e)

A quark

6.

A covalent bond is a bond which consists of a ______________ pair of electrons.

a)

Shared

b)

Transferred

c)

Donated

d)

Accepted

7.

A single covalent bond is formed when ______________ of electrons are shared...

a)

One pair

b)

Two pairs

c)

Three pairs

d)

Four pairs

8.

A double covalent bond is formed when ______________ of electrons are shared...

a)

One pair

b)

Two pairs

c)

Three pairs

d)

Four pairs

9.

A triple covalent bond is formed when ______________ of electrons are shared...

a)

One pair

b)

Two pairs

c)

Three pairs

d)

Four pairs

10.

Which of the following is an example of an ion?

a)

Oxide

b)

Phosphide

c)

Sodium

d)

Nitrogen

11.

Which of the following is an example of an ion?

a)

Nitride

b)

Chloride

c)

Magnesium

d)

Oxygen

12.

Which of the following is an example of an ion?

a)

Lithium

b)

Bromine

c)

Gallium

d)

Sulfur

13.

Which of the following is not an example of an ion?

a)

Lithium

b)

Bromine

c)

Gallium

d)

Sulfur

14.

Which of the following is not an example of an ion?

a)

Barium

b)

Fluoride

c)

Iron

d)

Silicon

15.

Which of the following is an example of an ion?

a)

Nitrate

b)

Ammonium

c)

Sulfate

d)

Sulfite

e)

All of the above

16.

Which of the following is an example of an ion?

a)

Mg²⁺

b)

Li

c)

Ba²⁺

d)

Cl^-

e)

All of the above

17.

Which of the following is not an example of an ion?

a)

Mg²⁺

b)

Li

c)

Ba²⁺

d)

Cl^-

e)

Ga

18.

A positively-charged ion is called _____________...

a)

An anion

b)

A cation

19.

A negatively-charged ion is called _____________...

a)

An anion

b)

A cation

20.

Like charges...

a)

Repel

b)

Attract

21.

Opposite charges...

a)

Repel

b)

Attract

22.

A sodium ion is...

a)

Positive

b)

Negative

23.

A chloride ion is...

a)

Positive

b)

Negative

24.

A magnesium ion is...

a)

Positive

b)

Negative

25.

An iodide ion is...

a)

Positive

b)

Negative

26.

A nitride ion is...

a)

Positive

b)

Negative

27.

A hydrogen ion is...

a)

Positive

b)

Negative

28.

A hydride ion is...

a)

Positive

b)

Negative

29.

A carbonate ion is...

a)

Positive

b)

Negative

30.

A sulfate ion is...

a)

Positive

b)

Negative

31.

An ammonium ion is...

a)

Positive

b)

Negative

32.

A nitrite ion is...

a)

Positive

b)

Negative

33.

Two electrodes (one positive, one negative) are placed in a solution of table salt in water. The solution consists of hydrogen (H⁺), hydroxide (OH^-), sodium (Na⁺) and chloride (Cl^-) ions only. Which ions are attracted to the positive electrode (the anode)?

a)

Hydrogen

b)

Hydroxide

c)

Sodium

d)

Chloride

e)

All of the above

34.

Two electrodes (one positive, one negative) are placed in a solution of table salt in water. The solution consists of hydrogen (H⁺), hydroxide (OH^-), sodium (Na⁺) and chloride (Cl^-) ions only. Which ions are attracted to the negative electrode (the anode)?

a)

Hydrogen

b)

Hydroxide

c)

Sodium

d)

Chloride

e)

All of the above

35.

When electricity is passed through a solution of table salt in water using graphite (carbon) electrodes (i.e. when the solution is electrolysed), a gas is produced at each electrode. Which of the following is a gas produced in the electrolysis?

a)

Oxygen

b)

Chlorine

c)

Carbon dioxide

d)

Sodium

36.

When electricity is passed through a solution of table salt in water using graphite (carbon) electrodes (i.e. when the solution is electrolysed), a gas is produced at each electrode. Which of the following is a gas produced in the electrolysis?

a)

Oxygen

b)

Hydrogen

c)

Carbon dioxide

d)

Sodium

37.

Advanced: When electricity is passed through a solution of table salt in water using graphite (carbon) electrodes (i.e. when the solution is electrolysed), a gas is produced at each electrode. Which of the following gases is produced at the positive electrode?

a)

Chlorine

b)

Hydrogen

c)

Carbon dioxide

d)

Oxygen

38.

Advanced: When electricity is passed through a solution of table salt in water using graphite (carbon) electrodes (i.e. when the solution is electrolysed), a gas is produced at each electrode. Which of the following gases is produced at the negative electrode?

a)

Chlorine

b)

Hydrogen

c)

Carbon dioxide

d)

Oxygen

39.

Advanced: When electricity is passed through a solution of table salt in water using graphite (carbon) electrodes (i.e. when the solution is electrolysed), a gas is produced at each electrode. Which of the following gases is not produced at the negative electrode?

a)

Chlorine

b)

Hydrogen

c)

Carbon dioxide

d)

Oxygen

40.

Advanced: When electricity is passed through a solution of table salt in water using graphite (carbon) electrodes (i.e. when the solution is electrolysed), a gas is produced at each electrode. Which of the following gases is not produced at the positive electrode?

a)

Chlorine

b)

Hydrogen

c)

Carbon dioxide

d)

Oxygen

41.

When showing the bonding in sodium chloride, we use a ___________________________ diagram...

a)

Venn

b)

Dot+Cross

c)

Triangle+Square

d)

Sankey

42.

In general, metal atoms ____________ electrons...

a)

Lose

b)

Gain

43.

In general, non-metal atoms ____________ electrons...

a)

Lose

b)

Gain

44.

Alkali metals ______________________ from their valence (outer) shell when bonding takes place...

a)

Lose one electron

b)

Gain one electron

c)

Lose two electrons

d)

Gain two electrons

45.

Alkaline earth metals ______________________ from their valence (outer) shell when bonding takes place...

a)

Lose one electron

b)

Gain one electron

c)

Lose two electrons

d)

Gain two electrons

46.

Halogens ______________________ in their valence (outer) shell when bonding takes place...

a)

Lose one electron

b)

Gain one electron

c)

Lose two electrons

d)

Gain two electrons

47.

Elements in Group 6, of which oxygen is a member, ______________________ in their valence (outer) shell when bonding takes place...

a)

Lose one electron

b)

Gain one electron

c)

Lose two electrons

d)

Gain two electrons

48.

Elements in Group 0 (also known as Group 18), of which neon is a member, _______________________ when bonding takes place...

a)

Lose one electron

b)

Gain one electron

c)

Lose no electrons

d)

Gain two electrons

49.

Aluminium __________________when bonding takes place...

a)

Loses one electron

b)

Gains one electron

c)

Loses three electrons

d)

Gains two electrons

e)

Gains three electrons

50.

Magnesium __________________when bonding takes place...

a)

Loses one electron

b)

Gains one electron

c)

Loses three electrons

d)

Loses two electrons

e)

Gains three electrons

51.

Chlorine __________________when bonding takes place...

a)

Loses one electron

b)

Gains one electron

c)

Loses three electrons

d)

Loses two electrons

e)

Gains three electrons

52.

When ionically bonded, nitrogen __________________when bonding takes place...

a)

Loses one electron

b)

Gains one electron

c)

Loses three electrons

d)

Loses two electrons

e)

Gains three electrons

53.

The electron ______________________ tells us the number of electrons in each shell of an atom or ion...

a)

Arrangement

b)

Configuration

c)

System

d)

Contradiction

e)

Contravention

54.

Which of the following is the correct formula for sodium chloride?

a)

NaCl

b)

Na₂Cl

c)

Na₂Cl₂

d)

NaCl₂

55.

Which of the following is the correct formula for magnesium oxide?

a)

MgO

b)

MgO₂

c)

Mg₂O

d)

MgO₄

56.

Which of the following is the correct formula for magnesium chloride?

a)

MgCl

b)

MgCl₂

c)

Mg₂Cl

d)

Mg₂Cl₂

57.

Which of the following is the correct formula for the carbonate ion?

a)

CO₃^2-

b)

CO₂^-

c)

CO^2-

d)

CO₃^-

58.

When ionic bonding takes place, electrons are lost from or gained by the ______________...

a)

First shell

b)

Outer shell

c)

Fourth shell

d)

Second shell

e)

Third shell

59.

When ionic bonding takes place, electrons are lost from or gained by the ______________...

a)

First shell

b)

Outer shell

c)

Fourth shell

d)

Valence shell

e)

Third shell

60.

When covalent bonding takes place, electrons in the ___________________ are shared...

a)

First shell

b)

Second shell

c)

Fourth shell

d)

Valence shell

e)

Third shell

61.

Which of the following would be a possible electron configuration for an atom or ion after bonding has taken place?

a)

2

b)

2,8

c)

2,7

d)

2,8,8

62.

__________________ is the force of attraction between oppositely charged ions in a compound...

a)

An ionic bond

b)

A covalent bond

63.

__________________ is a bond which consists of shared electrons...

a)

An ionic bond

b)

A covalent bond

64.

A metal in Group 2 will form an ion with what charge?

a)

2-

b)

2+

c)

1-

d)

1+

65.

What is the electronic structure of a sodium atom?

a)

(2,8,1)

b)

(2,8,2)

c)

(2,8,3)

d)

(2,8,4)

66.

What is the electron configuration of a sodium ion?

a)

2,8

b)

2,8,2

c)

2,8,3

d)

2,8,4

67.

What type of bond is this? Lithium with Fluorine?

a)

ionic

b)

covalent

68.

Which of the following would produce an anion (a negatively-charged ion)?

a)

Ca

b)

Al

c)

K

d)

F

69.

19. If an atom transfers an electron to another atom, those atoms form which bond?

a)

Ionic Bond, which is stronger than a covalent bonds

b)

Covalent Bond, which is stronger than ionic bonds

70.

What ending is used for the names of negative ions formed when atoms gain electrons?

a)

ade

b)

ate

c)

ion

d)

ide

71.

Why don't noble gases normally form chemical bonds?

a)

They have only 2 valence electrons

b)

Their valence shells are empty

c)

They have 8 neutrons

d)

They have a full valence shell

72.

Carbon and Oxygen will form ___________ bond.

a)

An ionic

b)

A covalent

c)

A metallic

d)

A dative

73.

In general, ___________________ bonds are formed between metals and non-metals...

a)

Ionic

b)

Covalent

74.

In general, ___________________ bonds are formed between non-metals...

a)

Ionic

b)

Covalent

75.

The type of bonding in lithium chloride is...

a)

Ionic

b)

Covalent

76.

The type of bonding in carbon dioxide is...

a)

Ionic

b)

Covalent

77.

The type of bonding in table salt is...

a)

Ionic

b)

Covalent

78.

The type of bonding in methane is...

a)

Ionic

b)

Covalent

79.

The type of bonding in ammonia is...

a)

Ionic

b)

Covalent

80.

The type of bonding in sulfur is...

a)

Ionic

b)

Covalent

81.

The type of bonding in magnesium oxide is...

a)

Ionic

b)

Covalent

82.

The overall type of bonding in sodium hydroxide is...

a)

Ionic

b)

Covalent

83.

The type of bonding in hydrogen chloride (HCl) is...

a)

Ionic

b)

Covalent

84.

Which of the following elements has the electronic configuration 2,8,1?

a)

Lithium

b)

Sodium

c)

Chlorine

d)

Magnesium

85.

Which of the following elements has the electronic configuration 2,8,3?

a)

Aluminium

b)

Sulfur

c)

Chlorine

d)

Magnesium

86.

The electronic configuration of chloride in sodium chloride is...

a)

2,8,7

b)

2,8,8

c)

2,8,8,8

d)

2,8, 6

87.

The electronic configuration of sodium in sodium chloride is...

a)

2,8

b)

2,8,1

c)

2,8,2

d)

2

88.

The diagram shows the dot+cross diagram for which of the following ionic compounds?

a)

Sodium chloride

b)

Sodium fluoride

c)

Sodium iodide

d)

Sodium bromide

89.

The diagram shows the dot+cross diagram for which of the following ionic compounds?

a)

Magnesium oxide

b)

Magnesium chloride

c)

Sodium oxide

d)

Sodium chloride

90.

Ionic bonding takes place between metals and non-metals.

a)

True

b)

False

91.

When bonding takes place, the only electrons involved are those in the first shell.

a)

True

b)

False

92.

The bonding in methane is covalent.

a)

True

b)

False

93.

Hydrochloric acid is produced in the stomach and is used in digestion.

a)

True

b)

False

94.

Sulfuric acid is produced in your eyes when exposed to gases released from cut onions. Statement: The bonding in sulfuric acid is covalent.

a)

True

b)

False

95.

Vitamin D (a family of covalently-bonded compounds) is essential for healthy skin and bones. Statement: Vitamin D comes from the sun.

a)

True

b)

False

96.

Electrons are shared in ionic bonding.

a)

True

b)

False

97.

Electrons are transferred in ionic bonding.

a)

True

b)

False

98.

Electrons are transferred in covalent bonding.

a)

True

b)

False

99.

When an atom loses electrons, it becomes positively charged.

a)

True

b)

False

100.

When an atom gains electrons, it becomes positively charged.

a)

True

b)

False

The Epic 100 Quiz: Junior Cert Chemistry - Chemical Bonding

Total questions: 100

Worksheet time: 51mins

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