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Worksheets

Ch 18 in its Entirety 1-27-25

Total questions: 147

Worksheet time: 1hrs 17mins

Name
Class
Date
1.

What type of bond would form between sodium (Na) and chlorine (Cl)? Mark only one oval.

a)

Ionic

b)

Covalent

c)

Metallic

d)

Hydrogen

2.

What type of bond would form between aluminum (Al) and fluorine (F)? Mark only one oval.

a)

Ionic

b)

Covalent

c)

Metallic

d)

Hydrogen

3.

What type of bond would form between carbon (C) and hydrogen (H)? Mark only one oval.

a)

Ionic

b)

Covalent

c)

metallic

d)

hydrogen

4.

What type of bond would form between nitrogen (N) and oxygen (O)? Mark only one oval.

a)

Ionic

b)

Covalent

c)

metallic

d)

hydrogen

5.

What type of bond would form between copper (Cu) and zinc (Zn)? Mark only one oval.

a)

Ionic

b)

Covalent

c)

Metallic

d)

Hydrogen

6.

How many valence electrons does hydrogen (H) have? Mark only one oval.

a)

1

b)

2

c)

3

d)

4

e)

5

7.

How many valence electrons does helium (He) have? Mark only one oval.

a)

1

b)

2

c)

3

d)

4

e)

5

8.

How many valence electrons does beryllium (Be) have? Mark only one oval.

a)

1

b)

2

c)

3

d)

4

e)

5

9.

How many valence electrons does carbon (C) have? Mark only one oval.

a)

4

b)

5

c)

6

d)

2

e)

3

10.

Strontium has isotopes Sr-84 (0.56%), Sr-86 (9.86%), Sr-87 (7.00%), and Sr-88 (82.58%). Calculate the average atomic mass. Mark only one oval.

a)

85.21

b)

86.19

c)

87.71

d)

91.26

e)

95.24

11.

Chlorine has isotopes Cl-35 (75.8%) and Cl-37 (24.2%). Calculate the average atomic mass. Mark only one oval.

a)

35.11

b)

36.24

c)

37.29

d)

38.91

e)

35.48

12.

Gallium has isotopes Ga-69 (60.11%) and Ga-71 (39.89%). Calculate the average atomic mass. Mark only one oval.

a)

69.11

b)

70.15

c)

71.99

d)

75.69

e)

69.80

13.

In NaCl, how many sodium atoms are present in total?

(a)  

14.

In H₂O, how many hydrogen atoms are present?

(a)  

15.

In CaCl₂, how many chlorine atoms are present?

(a)  

16.

In C₆H₁₂O₆, how many total atoms are present?

(a)  

17.

In Ca(OH)₂, how many oxygen atoms are present?

(a)  

18.

In Al₂(SO₄)₃, how many oxygen atoms are present?

(a)  

19.

In Al₂(SO₄)₃, how many sulfur atoms are present?

(a)  

20.

If a covalent bond were to form between 2 hydrogen atoms, how many total electrons are shared? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

21.

If a covalent bond were to form between 2 fluorine atoms (F₂), how many total electrons are shared? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

22.

If covalent bonds were to form between 1 oxygen atom and 2 hydrogen atoms (H₂O), how many total electrons are shared? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

23.

If a covalent bond were to form between 2 oxygen atoms (O₂), how many total electrons are shared? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

24.

If covalent bonds were to form between 1 carbon atom and 4 hydrogen atoms (CH₄), how many total electrons are shared? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

25.

If an ionic bond were to form between 1 calcium atom and 1 oxygen atom, how many electrons would oxygen receive in total? Mark only one oval.

a)

2

b)

4

26.

The bond between H (2.1) and H (2.1) → Polar or Nonpolar? Mark only one oval.

a)

Polar

b)

Non Polar

27.

The bond between C (2.5) and H (2.1) → Polar or Nonpolar? Mark only one oval.

a)

Polar

b)

Non Polar

28.

The bond between N (3.0) and H (2.1) → Polar or Nonpolar? Mark only one oval.

a)

Polar

b)

Non Polar

29.

The bond between C (2.5) and O (3.5) → Polar or Nonpolar? Mark only one oval.

a)

Polar

b)

Non Polar

30.

The bond between S (2.5) and H (2.1) → Polar or Nonpolar? Mark only one oval.

a)

Polar

b)

Non Polar

31.

The bond between F (4.0) and H (2.1) → Polar or Nonpolar? Mark only one oval.

a)

Polar

b)

Non Polar

32.

The bond between Br (2.8) and H (2.1) → Polar or Nonpolar? Mark only one oval.

a)

Polar

b)

Non Polar

33.

The bond between C (2.5) and S (2.5) → Polar or Nonpolar? Mark only one oval.

a)

Polar

b)

Non Polar

34.

Is CO₂ polar or nonpolar? (Linear, C–O bonds are polar.) Mark only one oval.

a)

Polar

b)

Non Polar

35.

Is H₂O polar or nonpolar? (Bent, O–H bonds are polar.) Mark only one oval.

a)

Polar

b)

Non Polar

36.

Is CH₄ polar or nonpolar? (Tetrahedral, C–H bonds are nonpolar.) Mark only one oval.

a)

Polar

b)

Non Polar

37.

Is CCl₄ polar or nonpolar? (Tetrahedral, C–Cl bonds are polar.) Mark only one oval.

a)

Polar

b)

Non Polar

38.

Is O₂ polar or nonpolar? (Linear, O–O bond is nonpolar.) Mark only one oval.

a)

Polar

b)

Non Polar

39.

Is NH₃ polar or nonpolar? (Trigonal pyramidal, N–H bonds are polar.) Mark only one oval.

a)

Polar

b)

Non Polar

40.

Is HCl polar or nonpolar? Mark only one oval.

a)

Polar

b)

Non Polar

41.

Is SO₂ polar or nonpolar? (Bent, S–O bonds are polar.) Mark only one oval.

a)

Polar

b)

Non Polar

42.

Is CF₄ polar or nonpolar? (Tetrahedral, C–F bonds are polar.) Mark only one oval.

a)

Polar

b)

Non Polar

43.

Is N₂ polar or nonpolar? (Linear, N–N bond is nonpolar.) Mark only one oval.

a)

Polar

b)

Non Polar

44.

If covalent bonds were to form between 1 carbon atom and 4 chlorine atoms (CCl₄), how many total electrons are shared?  

a)

4

b)

4

c)

6

d)

8

45.

 

If an ionic bond were to form between 2 sodium atoms and 1 oxygen atom, how many electrons would oxygen receive in total?

a)

1

b)

2

c)

3

d)

4

46.


If an ionic bond were to form between 3 potassium atoms and 1 nitrogen atom, how many electrons would nitrogen receive in total?

a)

1

b)

2

c)

3

d)

4

47.


If an ionic bond were to form between 3 sodium atoms and 1 nitrogen atom, how many electrons would nitrogen receive in total?

a)
2
b)
1
c)
3
d)
4
48.

How many electrons are shared in a molecule of H₂? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

49.

How many electrons are shared in O₂? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

50.

How many electrons are shared in N₂? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

51.

How many electrons are shared in HCl? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

52.

How many electrons are shared in H₂O? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

53.

How many electrons are shared in NH₃? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

54.

How many electrons are shared in CH₄? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

55.

How many electrons are shared in CO2CO_2 ? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

56.

How many electrons are shared in CH2OCH_2O (formaldehyde)? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

57.

How many electrons are shared in NOF (Nitrosyl Fluoride)? Mark only one oval.

a)

2

b)

4

c)

6

d)

8

58.

How many electrons are exchanged when NaClNaCl forms? Mark only one oval.

a)

1

b)

2

c)

3

d)

4

59.

How many electrons are exchanged in MgCl2MgCl_2 ? Mark only one oval.

a)

1

b)

2

c)

3

d)

4

60.

How many electrons are exchanged in CaOCaO ? Mark only one oval.

a)

1

b)

2

c)

3

d)

4

61.

How many electrons are exchanged in KBrKBr ? Mark only one oval.

a)

1

b)

2

c)

3

d)

4

62.

How many electrons are exchanged in Na2ONa_2O ? Mark only one oval.

a)

1

b)

2

c)

3

d)

4

63.

How many electrons are exchanged in AlCl3AlCl_3 ? Mark only one oval.

a)

1

b)

2

c)

3

d)

4

64.

How many electrons are exchanged in LiFLiF ? Mark only one oval.

a)

1

b)

2

c)

3

d)

4

65.

How many electrons are exchanged in Na3NNa_3N ? Mark only one oval.

a)

1

b)

2

c)

3

d)

4

66.

How many electrons are exchanged in MgOMgO ? Mark only one oval.

a)

1

b)

2

c)

3

d)

4

67.

What type of bond is found in NaClNaCl ? Mark only one oval.

a)

Ionic bond

b)

Covalent Bond

c)

Hydrogen Bond

d)

Metallic Bond

68.

What type of bond is found in    H₂O  ?

a)

Ionic bond

b)

Covalent Bond

c)

Hydrogen Bond

d)

Metallic Bond

69.

What type of bond is found in   CO₂ ?

a)

Ionic bond

b)

Covalent Bond

c)

Hydrogen Bond

d)

Metallic Bond

70.

What type of bond is found in    K₂O ?

a)

Ionic bond

b)

Covalent Bond

c)

Hydrogen Bond

d)

Metallic Bond

71.

What type of bond is found in  NH₃ ?

a)

Ionic bond

b)

Covalent Bond

c)

Hydrogen Bond

d)

Metallic Bond

72.

What type of bond is found in  MgCl₂ ?

a)

Ionic bond

b)

Covalent Bond

c)

Hydrogen Bond

d)

Metallic Bond

73.

What type of bond is found in CaF₂ ?

a)

Ionic bond

b)

Covalent Bond

c)

Hydrogen Bond

d)

Metallic Bond

74.

What type of bond is found in O₂? Mark only one oval.

a)

Ionic bond

b)

Covalent Bond

c)

Metallic Bond

d)

Hydrogen Bond

75.

What type of bond is found in   CH₄ ?

a)

Ionic bond

b)

Covalent Bond

c)

Metallic Bond

d)

Hydrogen Bond

76.

What type of bond is found in Al₂O₃ ? Mark only one oval.

a)

Ionic bond

b)

Covalent Bond

c)

Metallic Bond

d)

Hydrogen Bond

77.

Is the C–H bond in CH₄ (methane) polar or nonpolar? Mark only one oval.

a)

Polar

b)

non-polar

78.

Is the O–H bond in H₂O (water) polar or nonpolar? Mark only one oval.

a)

Polar

b)

non-polar

79.

Is the N–H bond in NH₃ (ammonia) polar or nonpolar? Mark only one oval.

a)

Polar

b)

non-polar

80.

Is the C–O bond in CO₂ (carbon dioxide) polar or nonpolar? Mark only one oval.

a)

Polar

b)

non-polar

81.

Is the Se–Cl bond polar or nonpolar? Mark only one oval.

a)

Polar

b)

non-polar

82.

Is the H–Cl bond polar or nonpolar? Mark only one oval.

a)

Polar

b)

non-polar

83.

Is the C–C bond in ethane polar or nonpolar? Mark only one oval.

a)

Polar

b)

non-polar

84.

Is the S–O bond polar or nonpolar? Mark only one oval.

a)

Polar

b)

non-polar

85.

Is the O–O bond in oxygen polar or nonpolar? Mark only one oval.

a)

Polar

b)

non-polar

86.

Is the F–Cl bond polar or nonpolar? Mark only one oval.

a)

Polar

b)

non-polar

87.

Is CO₂ a polar or nonpolar molecule? It has a linear shape. Mark only one oval.

a)

Polar

b)

non-polar

88.

Is H₂O a polar or nonpolar molecule? It has a bent shape. Mark only one oval.

a)

Polar

b)

non-polar

89.

Is NH₃ a polar or nonpolar molecule? It has a trigonal pyramidal shape. Mark only one oval.

a)

Polar

b)

non-polar

90.

Is CH₄ a polar or nonpolar molecule? It has a tetrahedral shape. Mark only one oval.

a)

Polar

b)

non-polar

91.

Is CCl₄ polar or nonpolar? It has a tetrahedral shape. Mark only one oval.

a)

Polar

b)

non-polar

92.

Is BF₃ polar or nonpolar? It has a trigonal planar shape. Mark only one oval.

a)

Polar

b)

non-polar

93.

Is O₂ a polar or nonpolar molecule? It has a linear shape. Mark only one oval.

a)

Polar

b)

non-polar

94.

Is HCl a polar or nonpolar molecule? Mark only one oval.

a)

Polar

b)

non-polar

95.

Is SO₂ a polar or nonpolar molecule? It has a bent shape. Mark only one oval.

a)

Polar

b)

non-polar

96.

Is N₂ a polar or nonpolar molecule? Mark only one oval.

a)

Polar

b)

non-polar

97.

How many electrons are exchanged in Ca₃N₂?

a)

2

b)

3

c)

4

d)

5

e)

6

98.

What is the correct name for NaCl? Mark only one oval.

a)

Sodium Chlorate

b)

Sodium Chloride

c)

Sodium Chlorine

d)

Sodium Chlorite

e)

Sodium Dichloride

99.

What is the correct formula for Aluminum Oxide? Mark only one oval.

a)

AlO

b)

AlO₂

c)

Al₂O₃

d)

Al₃O₂

e)

Al₂O

100.

What is the name of MgCl2? Mark only one oval.

a)

Magnesium Chloride

b)

Magnesium Chlorate

c)

Magnesium Dichloride

d)

Magnesium Chlorine

e)

Magnesium Chlorite

101.

Which formula represents Calcium Carbonate? Mark only one oval.

a)

CaCO

b)

Ca₃CO

c)

Ca(CO₃)₂

d)

CaCO₃

e)

Ca₂CO₃

102.

What is the correct name for CO₂? Mark only one oval.

a)

Carbon Oxide

b)

Carbon Monoxide

c)

Carbon Dioxide

d)

Dicarbon Oxide

e)

Carbon Tetroxide

103.

Which formula matches Nitrogen Trioxide? Mark only one oval.

a)

NO

b)

NO₃

c)

N₂O₃

d)

N₃O

e)

N₂O₅

104.

What is the name of N₂O₄? Mark only one oval.

a)

Nitrogen Oxide

b)

Nitrogen Tetroxide

c)

Dinitrogen Tetroxide

d)

Dinitrogen Oxide

e)

Nitrogen Dioxide

105.

What is the formula for Sulfur Dioxide? Mark only one oval.

a)

SO

b)

SO₂

c)

S₂O

d)

S₂O₂

e)

SO₃

106.

What is the name of Al₂(SO₄)₃? Mark only one oval.

a)

Aluminum Sulfide

b)

Aluminum Sulfate

c)

Aluminum Sulfite

d)

Aluminum Sulfur

e)

Aluminum Sulfoxide

107.

Which compound is Potassium Phosphate? Mark only one oval.

a)

KPO₄

b)

K₂PO₄

c)

K₃PO₄

d)

KP₄

e)

K₄PO₃

108.

What is the name of NH₄NO₃? Mark only one oval.

a)

Ammonium Nitrite

b)

Ammonium Nitrate

c)

Nitrogen Ammonium

d)

Ammonium Nitrogen

e)

Sodium Nitrate

109.

What is the correct formula for Sodium Hydroxide? Mark only one oval.

a)

NaOH

b)

NaO

c)

Na₂O

d)

Na(OH)₂

e)

NaH

110.

What is the name of Ca(OH)₂? Mark only one oval.

a)

Calcium Oxide

b)

Calcium Hydroxide

c)

Calcium Hydrogen

d)

Calcium Dihydroxide

e)

Calcium Oxygen

111.

Which formula represents Carbon Tetrafluoride? Mark only one oval.

a)

CF

b)

CF₂

c)

CF₃

d)

CF₄

e)

C₂F₄

112.

What is the name of P₂O₅? Mark only one oval.

a)

Phosphorus Oxide

b)

Phosphorus Pentoxide

c)

Diphosphorus Pentoxide

d)

Diphosphorus Oxide

e)

Phosphorus Dioxide

113.

What is the formula for Dinitrogen Pentoxide? Mark only one oval.

a)

N₂O₃

b)

NO₅

c)

N₂O₅

d)

NO₂

e)

N₅O₂

114.

What is the name of FeCl2? Mark only one oval.

a)

Iron Chloride

b)

Iron (III) Chloride

c)

Iron (II) Chloride

d)

Iron Dichloride

e)

Ferrous Chlorate

115.

Which formula matches Iron (III) Oxide? Mark only one oval.

a)

FeO

b)

Fe₂O

c)

Fe₂O₃

d)

FeO₃

e)

Fe₃O₂

116.

What is the name of NO₂? Mark only one oval.

a)

Nitrogen Oxide

b)

Nitrogen Dioxide

c)

Nitrogen Trioxide

d)

Dinitrogen Oxide

e)

Nitrogen Monoxide

117.

What is the formula for Oxygen Trifluoride? Mark only one oval.

a)

OF

b)

OF₂

c)

O₂F₃

d)

OF₃

e)

O₃F

118.

What is the name of K₃PO₄? Mark only one oval.

a)

Potassium Phosphide

b)

Potassium Phosphate

c)

Potassium Phosphite

d)

Tripotassium Phosphate

e)

Potassium Phosphorus

119.

Which formula represents Magnesium Sulfate? Mark only one oval.

a)

MgSO₃

b)

Mg₂SO₄

c)

MgSO₄

d)

Mg(SO₄)₂

e)

MgS

120.

What is the name of Na₂CO₃? Mark only one oval.

a)

Sodium Carbonate

b)

Sodium Carbide

c)

Sodium Carbon

d)

Sodium Bicarbonate

e)

Sodium Dicarbonate

121.

What is the formula for Dihydrogen Monoxide? Mark only one oval.

a)

HO

b)

H₂O

c)

H₂O₂

d)

H₃O

e)

OH₂

122.

What is the name of CF₄? Mark only one oval.

a)

Carbon Fluoride

b)

Carbon Tetrafluoride

c)

Carbon Difluoride

d)

Carbon Fluorite

e)

Tetracarbon Fluoride

123.

Which formula matches Copper (I) Chlorate? Mark only one oval.

a)

CuCl

b)

CuCl₂

c)

Cu(ClO₃)₂

d)

CuClO₃

e)

Cu₂ClO₃

124.

What is the name of SO₃? Mark only one oval.

a)

Sulfur Oxide

b)

Sulfur Dioxide

c)

Sulfur Trioxide

d)

Disulfur Oxide

e)

Sulfur Tetroxide

125.

What is the formula for Disulfur Trioxide? Mark only one oval.

a)

SO₃

b)

S₂O₃

c)

S₃O₂

d)

SO₂

e)

S₂O

126.

What is the name of Mg(ClO3)2Mg(ClO_3)_2 ? Mark only one oval.

a)

Magnesium Chloride

b)

Magnesium Chlorate

c)

Magnesium Chlorite

d)

Magnesium Chlorine

e)

Magnesium Dichlorate

127.

Which formula represents Aluminum Sulfate? Mark only one oval.

a)

AlSO4AlSO_4

b)

Al2SO4Al_2SO_4

c)

Al(SO4)2Al(SO_4)_2

d)

Al2(SO4)3Al_2(SO_4)_3

e)

Al(SO4)3Al(SO_4)_3

128.

What is the name of NONO ? Mark only one oval.

a)

Nitrogen Oxide

b)

Nitrogen Monoxide

c)

Nitrogen Dioxide

d)

Dinitrogen Oxide

e)

Nitrogen Trioxide

129.

What is the formula for Carbon Monoxide? Mark only one oval.

a)

COCO

b)

CO2CO_2

c)

C₂O

d)

C₂O₂

e)

C₃O

130.

What is the name of AlCl3AlCl_3 ? Mark only one oval.

a)

Aluminum Chloride

b)

Aluminum Trichloride

c)

Aluminum Chlorate

d)

Aluminum Chlorine

e)

Aluminum Dichloride

131.

Which compound is Sodium Carbonate? Mark only one oval.

a)

NaCO3NaCO_3

b)

Na2CONa_2CO

c)

Na2CO3Na_2CO_3

d)

Na(CO3)2Na(CO_3)_2

e)

Na3CO3Na_3CO_3

132.

What is the name of OF2OF_2 ? Mark only one oval.

a)

Oxygen Fluoride

b)

Oxygen Difluoride

c)

Dioxygen Fluoride

d)

Fluorine Oxide

e)

Oxygen Trifluoride

133.

What is the formula for Potassium Chloride? Mark only one oval.

a)

KClKCl

b)

K₂Cl

c)

KCl2KCl_2

d)

K(Cl)2K(Cl)_2

e)

K2Cl2K_2Cl_2

134.

What is the name of FeCrO4FeCrO_4 ? Mark only one oval.

a)

Iron Chromate

b)

Iron (II) Chromate

c)

Iron (III) Chromate

d)

Ferrous Carbonate

e)

Iron Chromite

135.

Which formula represents Dinitrogen Pentoxide? Mark only one oval.

a)

NO5NO_5

b)

N2O5N_2O_5

c)

N5ON_5O

d)

NO2NO_2

e)

N2ON_2O

136.

What is the name of KOHKOH ? Mark only one oval.

a)

Potassium Oxide

b)

Potassium Hydroxide

c)

Potassium Hydrogen

d)

Potassium Oxygen

e)

Potassium Hydro

137.

What is the formula for Sulfur Hexafluoride? Mark only one oval.

a)

SF4SF_4

b)

SF5SF_5

c)

SF6SF_6

d)

S:F 6_6

e)

S:F

138.

What is the name of HClHCl ? Mark only one oval.

a)

Hydrogen Chloride

b)

Hydrogen Chlorate

c)

Hydrogen Chlorite

d)

Chlorine Hydrogen

139.

Which formula matches Diphosphorus Pentoxide? Mark only one oval.

a)

PO5PO_5

b)

P2O5P_2O_5

c)

P5O2P_5O_2

d)

PO2PO_2

e)

P2OP_2O

140.

What is the name of NaNO3NaNO_3 ? Mark only one oval.

a)

Sodium Nitrite

b)

Sodium Nitrate

c)

Sodium Nitrogen

d)

Sodium Nitride

e)

Sodium Nitrous

141.

What is the formula for Nitrogen Monoxide? Mark only one oval.

a)

NO

b)

NO₂

c)

N₂O

d)

N₂O₂

e)

N₃O

142.

What is the name of Al₂O₃? Mark only one oval.

a)

Aluminum Oxide

b)

Aluminum Dioxide

c)

Dialuminum Oxide

d)

Aluminum Trioxide

e)

Aluminum Oxygen

143.

Which formula represents Calcium Hydroxide? Mark only one oval.

a)

CaOH

b)

Ca(OH)₂

c)

Ca•OH

d)

CaO•H

e)

Ca₂(OH)

144.

What is the name of N₂O₃? Mark only one oval.

a)

Nitrogen Pentoxide

b)

Dinitrogen Oxide

c)

Dinitrogen Pentoxide

d)

Nitrogen Dioxide

e)

Dinitrogen Trioxide

145.

What is the formula for Carbon Tetrahydride? Mark only one oval.

a)

CH₂

b)

CH₃

c)

CH₄

d)

C₂H₄

e)

C₂H

146.

What is the name of MgO? Mark only one oval.

a)

Magnesium Oxide

b)

Magnesium Oxygen

c)

Magnesium Dioxide

d)

Magnesium Monoxide

147.

Which formula represents Sodium Chloride? Mark only one oval.

a)

Na•Cl

b)

NaCl

c)

NaCl₂

d)

Na•Cl₂

e)

Na(Cl)