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Unit 6 Chemistry Review

Total questions: 55

Worksheet time: 39mins

Name
Class
Date
1.

What is this showing?

4 lines
2.

What is the correct formula for sulfurous acid?

a)

H2SO3

b)

H2SO2

c)

H2S

d)

H2SO4

3.

Hydrosulfuric acid formula

a)

H2S

b)

H2SO4

c)
HCl
d)
NaHS
4.

What is the correct formula of

sulfuric acid

a)

H2SO3

b)

H2S2O7

c)

SO2

d)

H2SO4

5.

What is the name of HClO3

a)
Hydrochloric acid
b)
Chlorous acid
c)
Perchloric acid
d)
Chloric acid
6.

What is the name of HCl

a)
Hydrogen chloride
b)
Chloric acid
c)
Hydrochlorate
d)
Hydrochloric acid
7.

What is the name of H3PO4

a)
Nitric acid
b)
Phosphoric acid
c)
Acetic acid
d)
Sulfuric acid
8.

What acid is this? H3PO3

a)
Phosphorous acid
b)
Nitric acid
c)
Sulfuric acid
d)
Phosphoric acid
9.

Write the Name: S2O

a)
Sulfur dioxide
b)
Sulfide oxide
c)
Disulfur monoxide
d)
Disulfur trioxide
10.

Write the Name: NH6

a)
Sodium Hexafluorophosphate
b)

nitrogen hexahydride

c)
Calcium Carbonate
d)
Ammonium Nitrate
11.

Write the formula: Trinitrogen dioxide

a)

N3O2

b)

N3O3

c)

N4O2

d)

N2O3

12.

A chemical bond formed when two atoms share a single pair of electrons.

a)
Ionic bond
b)
Metallic bond
c)

single covalent bond

d)
Hydrogen bond
13.

A chemical bond where two atoms share two pairs of electrons with each other.

a)
Single bond
b)
Triple bond
c)
Ionic bond
d)
Double bond
14.

A chemical bond where two atoms share three pairs of electrons with each other.

a)
Single bond
b)
Triple bond
c)
Ionic bond
d)
Double bond
15.

A type of chemical bond where two atoms share a pair of electrons equally.

a)
Hydrogen bond
b)

Nonpolar covalent bond

c)
Metallic bond
d)
Ionic bond
16.

A chemical bond that involves a metal transferring electrons to a nonmetal.

a)
Single bond
b)
Triple bond
c)
Ionic bond
d)
Double bond
17.

A type of chemical bond where electrons are shared unequally between two atoms.

a)
Ionic bond
b)
Metallic bond
c)
Nonpolar covalent bond
d)
Polar covalent bond
18.

Write the Name: H3P

a)

hydrophosphoric acid

b)

Phosphane

c)
Diphosphine
d)
Hydrogen phosphide
19.

What is the correct Lewis Structure?

BeF2

a)

A) Bent, with a bond angle of approximately 120°

b)

Linear, with a bond angle of 180°

c)

Trigonal planar, with a bond angle of 120°

d)

Tetrahedral, with a bond angle of 109.5°

20.

    What is the bond angle and hybridization of a linear molecule according to the VSEPR theory?

a)

180 degrees, sp

b)

180 degrees, sp2

c)

120°, sp

d)

109.5°, sp3

21.

What exception to the octet rule does this picture display?

a)

incomplete (sub) octet

b)

expanded octet

c)

coordinate covalent bond

d)

odd number of electrons

22.

What exception to the octet rule does this picture display?

a)

incomplete (sub) octet

b)

expanded octet

c)

coordinate covalent bond

d)

odd number of electrons

23.

What exception to the octet rule does this picture display?

a)

incomplete (sub) octet

b)

expanded octet

c)

coordinate covalent bond

d)

odd number of electrons

24.

What exception to the octet rule does this picture display?

a)

incomplete (sub) octet

b)

expanded octet

c)

coordinate covalent bond

d)

odd number of electrons

25.

Tetraphosphorus pentoxide

a)

P5O10

b)

P2O5

c)

P4O5

d)

P4O8

26.

Write the formula: Dinitrogen tetroxide

a)

N2O4

b)

N4O2

c)

N2O3

d)

N3O4

27.

What is a covalent bond (a shared pair of electrons) in which both electrons come from the same atom?

a)
Hydrogen bond
b)
Metallic bond
c)
Coordinate covalent bond
d)
Ionic bond
28.

What is the correct molecular geometry for   BH3

a)

b)

c)

d)

29.

What is the correct molecular geometry for   CH4

a)

trigonal planar

b)

bent

c)

tetrahedral

d)

trigonal pyramidal

30.

What is the correct molecular geometry for   NH3

a)

b)

c)

d)

31.

What is the correct molecular geometry for  PO3-1 (phosphite ion)

a)

trigonal planar

b)

bent

c)

tetrahedral

d)

trigonal pyramidal

32.

What is the correct molecular geometry for   SO3

a)

b)

c)

d)

33.

What is the correct molecular geometry for   H2O

a)

trigonal planar

b)

bent

c)

tetrahedral

d)

trigonal pyramidal

34.

What is the correct molecular geometry for   PF5

a)

b)

c)

d)

35.

Choose all that apply

High melting and boiling point


a)

ionic

b)

covalent

c)

metallic

36.

Choose all that apply

low melting and boiling point

a)

ionic

b)

covalent

c)

metallic

37.

Choose all that apply

malleable and ductile

a)

ionic

b)

covalent

c)

metallic

38.

Which compounds conduct electricity in solid form?

a)

ionic

b)

covalent

c)

metallic

39.

Which compounds conduct electricity in liquid form only?

a)

ionic

b)

covalent

c)

metallic

40.

Which compounds have luster?

a)

ionic

b)

covalent

c)

metallic

41.

What must the difference in electronegativity be for a bond to be considered ionic?


a)

less than 0

b)

greater than 1.7

c)

between 0 and 1.7

d)

greater than 1

42.

Which compounds have relatively weak attraction between molecules?

a)

ionic

b)

covalent

c)

metallic

43.

What type of compounds are usually hard and brittle solids?

a)

ionic

b)

covalent

c)

metallic

44.

Which of the following elements form diatomic molecules? (choose more than one)

a)

Br

b)

I

c)

F

d)

Cl

e)

Fe

45.

What is the electronegativity difference in this compound?

H2O

a)

0.96

b)

3.2

c)

5.64

d)

1.24

46.

What is the electronegativity difference in this compound?

AlF3

a)

1.5

b)

2.37

c)

0.9

d)

1.24

47.

Which compound has the most polar bond?

a)

H2O

b)

AlF3

c)

SO2

48.

How many single covalent bonds will elements in group 16 likely form?


a)

1

b)

2

c)

3

d)

4

49.

How many single covalent bonds will elements in group 17 likely form?


a)

1

b)

2

c)

3

d)

4

50.

How many single covalent bonds will elements in group 15 likely form?

a)

1

b)

2

c)

3

d)

4

51.

Which displays one sigma bond?

a)

b)

c)

52.

Which one has the weakest bond?

a)

b)

c)

53.

Which displays one sigma bond and one pi bond?

a)

b)

c)

54.

Which one has the shortest bonds?

a)

b)

c)

55.

What is the bond angle for a Trigonal Planar shape?

a)

120

b)

90

c)

109.5

d)

180

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