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Unit 3 Review - Physical Science - 2022-2023

Total questions: 78

Worksheet time: 1hrs 17mins

Name
Class
Date
1.

What elements generally make an ionic bond ?

a)

Metal and nonmetal

b)

2 or more nonmetals

c)

2 or more metals

d)

2 elements

2.

An ionic bond is formed when

a)

Valence electrons are shared.

b)

Valence electrons surround the cations.

c)

Valence electrons are transferred between atoms.

d)

Valence electrons are completely transferred between two metals.

3.

What is a valence electron?

a)

an electron that is found in the outermost shell of an atom

b)

an electron found in the innermost shell of an atom

c)

an electron found in the middle shell

d)

an electon found in the nucleus

4.

What is the number of valence electrons of Oxygen?

a)

1

b)

2

c)

6

d)

8

5.

What is the number of valence electrons of Neon?

a)

6

b)

7

c)

8

d)

9

6.

What type of diagram is this?

a)

Alkali Diagram

b)

Bohr Model

c)

Chemical Diagram

d)

Electron Dot Diagram

7.

How many valence electrons in this structure ?

a)

4

b)

5

c)

6

d)

7

8.

What is the number of valence electrons of Neon?

a)

6

b)

7

c)

8

d)

9

9.

How many electrons are being shared between the two carbon atoms in the compound ethyne?

a)

1

b)

2

c)

3

d)

6

10.

The three dots in the Lewis dot diagram for boron indicate that it

a)

Can bond with three other atoms

b)

Can only form triple covalent bonds

c)

Has five valence electrons

d)

scores a 3 on Pauling's electonegativity scale

11.

Predict the bond that will form between Se and Cl

a)

Ionic-bond

b)

Covalent-bond

c)

Metallic-bond

d)

Hydrogen-bond

12.

Predict the bond formed between Be and F

a)

Covalent-bond

b)

Ionic-bond

c)

Metallic-bond

d)

Hydrogen-bond

13.

Why don't noble gases form bonds?

a)

Noble gases do form bonds

b)

They all have a full octet

c)

They only bond with each other

14.
Ionic compounds are formed when one or more valence electrons are transferred from _____
a)
a nonmetal atom to a metal atom
b)
a nonmetal atom to a nonmetal atom
c)
a metal atom to a nonmetal atom
d)
a metal atom to a metal atom
15.
What two types of atoms make a covalent bond?
a)
2 Nonmetals
b)
1 Nonmetal and 1 Metal
c)
2 Metals
d)
2 Noble Gases
16.
How do covalent bonds form?
a)
Donating & receiving valence e- between atoms.
b)
Opposite slight charges attract each other between compounds.
c)
Scientists are still not sure how they form.
d)
Sharing valence e- between atoms.
17.
What is the charge on a chloride ion?
a)
-1
b)
1
c)
+2
d)
+1
18.
What is the charge on a Hydrogen ion?
a)
+1
b)
1
c)
2
19.
What is a cation? 
a)
a metal with a negative (-) charge
b)
a non-metal with a negative (-) charge 
c)
a metal with a positive (+) charge 
d)
a non-metal with a positive (+) charge
20.
What is a anion? 
a)
a metal with a negative (-) charge
b)
a non-metal with a negative (-) charge 
c)
a metal with a positive (+) charge 
d)
a non-metal with a positive (+) charge
21.

What kind of charge does an ionic compound carry?

a)

unknown

b)

negative

c)

none

d)

positive

22.

NaCl is the chemical formula for what?

a)

sodium chloride

b)

sodium metal

c)

water

d)

chlorine gas

23.

How many electrons are shared in a double bond?

a)

one

b)

two

c)

one pair

d)

two pairs

24.

For an ion, the oxidation number is ________.

a)

always negative

b)

zero

c)

the same as the charge on the ion

d)

one less than the charge on the ion

25.

In general, noble gases react with _______.

a)

nothing

b)

metals

c)

other noble gases

d)

water

26.

A binary compound made with phosphorus will end with the word ________.

a)

phophate

b)

phosphrous

c)

phosphate

d)

phosphide

27.

When an atom’s outer energy levels are not filled completely, the atom _______.

a)

is a noble gas

b)

is very stable

c)

can gain, lose, or share electrons

d)

cannot form a compound

28.

A metal and non-metal molecule has bonded. What kind of bond will they create?

a)

Hydrogen bond

b)

Atomic bond

c)

Ionic bond

d)

Covalent bond

29.

ionic bonding is the sharing of electrons between two non metals

a)

true

b)

false

30.

H2O is an covalent bond

a)

true

b)

false

31.

the subscript is written _____ the line to show the number of atoms

a)

above

b)

below

c)

to the left of

d)

to the write of

32.

the superscript is written _____ the line to show the charge of the ion

a)

above

b)

below

c)

to the left of

d)

to the right of

33.

on the periodic table, the non metals are on the left

a)

true

b)

false

34.

The Alkaline-Earth metals are in the first column

a)

true

b)

false

35.

This group is the most reactive

a)

alkali metals

b)

alkaline earth metals

c)

noble gases

d)

halogens

36.

Sodium (Na) is _____ charged

a)

ionicly

b)

neutrally

c)

positively

d)

negatively

37.

Ionic bonds and covalent bonds are both _____ bonds

a)

chemical

b)

metal

c)

positive

d)

negative

38.

the _____ are on the _____ of the periodic table

a)

metals, right

b)

halogens, last group

c)

alkaline earth metals, middle

d)

transition metals, middle

39.

the transition metals follow the valence electron rules

a)

true

b)

false

40.

Which group of elements commonly forms ions that have a charge of 2+?

a)

F, Cl, Br, I

b)

Be, Mg, Ca, Sr, Ba

c)

H, Li, Na, K, Rb, Cs

d)

O, S, Se, Te

41.

Most transition metals and group 13 and 14 metals have ______.

a)

one common ion with a charge of 2+

b)

one common ion with a charge of 3+

c)

more than one possible ionic charge

d)

one common ion with a charge of 1+

42.
What is the NAME of....
Na2S
a)
sodium (II) sulfide
b)
sodium sulfide
c)
disodium sulfide
d)
sodium sulfur
43.
What is the NAME of....
Mg3N2
a)
magnesium (III) nitride
b)
magnesium (II) nitride
c)
magnesium (II) nitrogen
d)
magnesium nitride
44.
What is the NAME of...
FeP
a)
Iron (II) phosphide
b)
Iron phosphide
c)
Iron (III) phosphide
d)
Iron (III) phosphorus
45.
What is the FORMULA for...
calcium arsenide
a)
Ca3As2
b)
CaAs2
c)
Ca3As
d)
Ca3Ar2
46.
What is the FORMULA for....
beryllium iodide
a)
Be2I
b)
BeI
c)
BeI2
d)
BI2
47.
What is the formula for tin (II) nitride?
a)
Sn3N2
b)
SnN2
c)
Sn3N
d)
SnN
48.
The charge on a barium ion in its ionic compounds is
a)
1+
b)
2+
c)
3+
d)
4+
49.
What formula results when Fe+3 and CO3-2 ions bond?
a)
FeCO3
b)
Fe2CO3
c)
Fe2(CO3)3
d)
Fe3(CO3)2
50.
What is the correct name for C4H6?
a)
Carbon Hexahydride
b)
Pentacarbon Pentahydride
c)
Hexacarbon Tetrahydride
d)
Tetracarbon Hexahydride
51.
What is the correct name for NO?
a)
Mononitrogen Monoxide
b)
Nitrogen Monoxide
c)
Mononitrogen Dioxide
d)
Nitrogen Oxide
52.
What is the formula for Tricarbon Octahydride?
a)
Ca3O
b)
C2H8
c)
C3H8
d)
Ca3H8
53.
What is Sulfur Trichloride?
a)
SCl3
b)
SiCl3
c)
SCl4
d)
Si3Cl
54.
Phosphorous trichloride
a)
PCl3
b)
P3Cl
c)
P3Cl3
d)
PCL
55.
PBr5
a)
Phosphorus Bromide
b)
Phosphorus Pentabromide
c)
Pentaphosphorus bromide
d)
Phosphorus Bromine
56.
Disulfur trioxide
a)
S3O2
b)
SO
c)
S2O3
d)
S2O
57.
In Cl2, the 2 is known as
a)
the subscript.
b)
the coefficient.
c)
the molecular mass.
d)
the number of protons.
58.
Bonds between two nonmetal atoms are 
a)
covalent.
b)
ionic.
c)
incomplete.
d)
complete.
59.

What is the correct name of this compound?


CBr4

a)

Carbon Bromide

b)

Monocarbon tetrabromide

c)

Carbon tetrabromide

d)

Tetracarbon Bromide

60.

Choose the correct formula for this compound:


Dinitrogen Pentasulfide

a)

N5S2

b)

N2S5

c)

Ni2Se5

d)

NS

61.

What is the correct chemical formula for magnesium sulfide?

a)

Mg2S2Mg_2S_2

b)

MgSO4MgSO_4

c)

MgSMgS

d)

Mg2(SO4)2Mg_2\left(SO_4\right)_2

62.
Which of the following is NOT formed by a covalent bond?
a)
K2S
b)
H2O
c)
I2
d)
CO2
63.

A model of an atom that only shows valence electrons is called a(an)

a)

electron dot diagram.

b)

valence model.

c)

Bohr model.

d)

chemical formula.

64.

What type of bonding does this picture show?

a)

Ionic

b)

Covalent

65.

What type of bonding does this picture show?

a)

Ionic

b)

Covalent

66.

Generally, atoms form bonds so that _______________.

a)

Each atom loses its electrons

b)

Each atom has a stable electron configuration

c)

Each atom has an unstable electron configuration

d)

Each atom gains electrons

67.

Generally low melting and boiling points

a)

Ionic compounds

b)

Covalent compounds

68.

Generally high melting & boiling points

a)

Ionic compounds

b)

Covalent compounds

69.

Valence electrons are shared

a)

Ionic bonds

b)

Covalent bonds

70.

Valence electrons are transferred

a)

Ionic bonds

b)

Covalent bonds

71.
Where are the nonmetals located on the periodic table? 
a)
Blue
b)
Red
c)
Green
72.

The chemical bond between a non-metal and another non-metal will be a ________ bond.

a)

metal

b)

ionic

c)

covalent

d)

polar

73.

The chemical bond between a metal and a non-metal will be a _____ bond.

a)

metal

b)

ionic

c)

covalent

d)

polar

74.

Sodium and Bromine will make a _____ bond.

a)

ionic

b)

covalent

c)

metallic

75.

Carbon and Oxygen will make a ___________ bond.

a)

ionic

b)

covalent

c)

metallic

76.

MgO

a)

ionic

b)

covalent

c)

metallic

77.

If two fluorine atoms bond they will make a _____ bond.

a)

ionic

b)

covalent

c)

metallic

78.

Hydrogen and Chlorine will from a _________ bond

a)

ionic

b)

covalent

c)

metallic

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