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Chemistry MP4 Mastery Review

Total questions: 100

Worksheet time: 2hrs 40mins

Name
Class
Date
1.
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
2.

When two nonmetals do not share electrons evenly, the resulting covalent bond will be

a)

nonpolar

b)

polar

c)

ionic

d)

metallic

3.

Which category of elements usually form negative ions?

a)

metals

b)

nonmetals

c)

metalloids

d)

noble gases

4.

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.

5.
According to the octet rule most elements need _______ valence electrons.
a)
2
b)
8
c)
6
d)
18
6.
Which atoms bond together to create a water molecule?
a)
Oxygen and Hydrogen
b)
Carbon and Oxygen
c)
Hydrogen and Helium
d)
Helium and Carbon
7.

This atom in a water molecule has more of a negative charge

a)

hydrogen

b)

oxygen

8.

The positive ions tend to _____________ electrons.

a)

lose

b)

gain

9.

The negative ions tend to _____________ electrons.

a)

lose

b)

gain

10.

When an atom loses an electron, it becomes a

a)

positive ion

b)

negative ion

c)

neutral ion

d)

neutral atom

11.

Why do all bonds form?

a)

so the number of protons equals the number of electrons

b)

so an atom can become unstable

c)

to fill the outermost energy level

12.
Where are the nonmetals located on the periodic table? 
a)
Blue
b)
Red
c)
Green
13.
Where are metals located on the periodic table?
a)
Blue
b)
Green
c)
Red
14.

What type of elements form cations?

a)

metals

b)

nonmetals

c)

metalloids?

15.

How does calcium become an calcium ion?

a)

it loses 2 electrons

b)

it gains 2 electrons

16.

Cations

a)

Gain electrons, has an overall positive charge

b)

Lose electrons, has an overall positive charge

c)

Lose electrons, has an overall negative charge

d)

Gain electrons, has an overall negative charge

17.

How does magnesium become an magnesium ion?

a)

it loses 2 electrons

b)

it gains 2 electrons

18.

How does oxygen become an oxide ion?

a)

it loses 2 electrons

b)

it gains 2 electrons

19.
Is hydrogen considered a metal or a non-metal?
a)
A metal
b)
Nonmetal
c)
Metalloid
20.
Is this ionic bond drawn correctly?
a)
Yes
b)
No
21.
An electron has what kind of charge?
a)
no charge
b)
positive 
c)
negative
d)
it depends
22.

How many Aluminum atoms are in Al2O3?

a)

3

b)

5

c)

2

d)

1

23.

What two types of atoms make a covalent bond?

a)

2 nonmetals

b)

2 metals

c)

1 metal and 1 nonmetal`

24.

How many valence electrons does Boron have?

a)

1

b)

2

c)

3

d)

4

25.

Group numbers on the periodic table help us determine

a)

number of valence electrons

b)

state of the element (solid, liquid, gas)

26.

Water is an example of what?

a)

molecular compound (covalent compound)

b)

ionic compound

27.

Salt is an example of what?

a)

ionic compound

b)

covalent compound

28.

What happens when two negatively charged ions are pushed together?

a)

they will repel (move apart)

b)

they will be attracted to each other (move together)

29.

What happens when two oppositely charged ions are pushed together?

a)

they will repel (move apart)

b)

they will be attracted to each other (move together)

30.

Why do all bonds form?

a)

so the number of protons equals the number of electrons

b)

so an atom can become unstable

c)

to fill the outermost energy level

31.

Neutral atoms have the same number of

a)

protons and neutrons

b)

neutrons and electrons

c)

Protons and electrons

d)

isotopes and electrons

32.

An atom becomes an ion through:

a)

Losing electrons

b)

Gaining electrons

c)

Both options are correct

d)

None of them are correct

33.

An atom has 7 valence electrons. In order to get a full valence shell, it is easier for that atom to:

a)

lose 7 electrons

b)

gain 1 valence electron

c)

lose 1 valence electron

d)

gain 2 more valence electrons

34.

An ion made of more than one atom is a:

a)

isotope

b)

covalent compound

c)

polyatomic ion

d)

polyion

35.

When naming ionic compounds, the ______ comes first

a)

nonmetal (negative ion)

b)

nonmetal (positive ion)

c)

metal (negative ion)

d)

metal (positive ion)

36.

Why do all bonds form?

a)

so the number of protons equals the number of electrons

b)

so an atom can become unstable

c)

to fill the outermost energy level

37.
Which is described as the force holding atoms together?
a)
formula unit
b)
cation
c)
lattice
d)
chemical bond
38.
How many single covalent bonds can carbon form?
a)
2
b)
1
c)
4
d)
3
39.
Which is true of binary ionic compounds?
a)
They consist of only 2 atoms.
b)
They have bonds that share 2 valence electrons.
c)
They contain 2 different anions.
d)
They consist of atoms of only 2 element types.
40.
Which is the charge that results when oxygen becomes an ion?
a)
+3
b)
+2
c)
-2
d)
-3
41.
Which property describes how much energy must be added to an atom to remove an outermost electron?
a)
atomic radius
b)
ionic radius
c)
electronegativity
d)
ionization energy
42.
When a chemical bond is formed, the constituent atoms acquire the stable valence electron configuration of noble gases, which is referred to as a(n)...
a)
pentet
b)
octet
c)
octagon
d)
noble gas bond
43.
a proton has what charge?
a)
positive
b)
negative
c)
no charge
d)
it depends
44.
Atoms that gain electrons become...
a)
negatively charged
b)
positively charged
c)
remain neutrally charged
d)
21
45.
if METALS are more likely to LOSE electrons, they will form ...
a)
anions
b)
neutral atoms
c)
positive ions
d)
negative ions
46.
How many valence electrons does Lithium have?
a)
1
b)
2
c)
3
d)
4
47.
How many valence electrons does magnesium have?
a)
1
b)
2
c)
12
d)
24
48.
How many valence electrons does Neon have?
a)
18
b)
8
c)
10
d)
2
49.

What two types of atoms make a covalent bond?

a)

2 nonmetals

b)

2 metals

c)

1 metal and 1 nonmetal`

50.

How do covalent bonds form?

a)

by sharing electrons between atoms

b)

by donating or receiving electrons

51.

Atoms involved in a covalent bond are not charged, while atoms involved in an ionic bond are charged (negative or positive)

a)

true

b)

false

52.

Name the type of bonding in which the electrons are shared.

a)

Ionic bonding

b)

Covalent bonding

c)

Metallic bonding

53.

The number of pairs of electrons shared in triple covalent bond

a)

Two

b)

Three

c)

One

54.
What region of the periodic table contains atoms that form covalent bonds?
a)
the left side
b)
the middle
c)
the right side
d)
top left
55.

What is it called if there are three-pairs of electrons being shared?

a)

Triple Bond

b)

Three Single Bonds

c)

Tribond

d)

Double and Single Bond Combo

56.
How many electrons are shared in a double bond?
a)
2
b)
4
c)
6
d)
8
57.
In a covalent bond, one or more electrons are? 
a)
shared 
b)
lost 
c)
gained 
d)
transferred 
58.
According to the octet rule most elements need _______ valence electrons.
a)
2
b)
8
c)
6
d)
18
59.
N2, Cl2, and O2 are all 
a)
diatomic molecules.
b)
ionic bonds.
c)
of equal mass.
d)
solids.
60.
Diatomic molecules are __________ found in nature as their single element: I, O, N, H, Br, Cl, or H.
a)
often
b)
never
c)
sometimes
d)
always
61.
Who invented the Bunsen Burner?
a)
Albert Einstein
b)
Robert Bunsen
c)
George Burner
d)
Charles Darwin
62.
Which part of the Bunsen flame is the hottest?
a)
A
b)
B
c)
C
d)
D
63.

When the air hole is closed, what color is the flame?

a)

Blue/Yellow/Orange

b)

Dark and Light Blue

64.
What direction must the handle for the gas valve be to have gas flow into the burner?
a)
parallel
b)
perdendicular
65.
When should you tie back long hair or baggy clothing?
a)
When working with chemicals
b)
When working with a Bunsen burner
c)
When doing dissections.
d)
Any time you are working in the lab.
66.
When is it OK to eat or drink in the lab?
a)
Always
b)
Never
67.
If you break glassware in the lab, you should...
a)
Tell the teacher
b)
Clean it up quickly before the teacher notices
c)
Scream at the top of your lungs
68.

What do you call the part of the burner that "twists" ?

a)

Base

b)

Collar

c)

Cylinder

69.
Goggles must be worn when using or working with a Bunsen Burner
a)
False
b)
True
70.

Name this part of the Bunsen Burner: A

a)

Barrel

b)

Collar

c)

Air Hole

d)

Base

71.

Name F

a)

Collar

b)

Chimney

c)

Base

d)

Air Hole

72.
To produce the most heat, you should twist the barrel until you see ______
a)
A dark blue cone
b)
An orange cone
c)
A yellow cone
d)
A light blue cone
73.

Which of the following substances would conduct electricity if dissolved in water to form a solution?

a)

C6H12O6

b)

CH4

c)

KI

d)

CO2

74.

A conductivity tester is placed in a solution of water and an unknown solute. The bulb doesn't light up. What can you determine about the unknown solute?

a)

It is an ionic compound.

b)

It is a metallic compound.

c)

It is a covalent compound.

d)

Not enough information is given to answer this question.

75.

Which of the following will conduct electricity when dissolved to make a solution?

a)

KCl

b)

NH3

c)

CO2

d)

C12H22O11

76.

A light bulb connected to two electrodes is immersed in the following solutions. Which one will make the light bulb light up the brightest?

a)

1 g of sugar in 1 cup of water

b)

1 g of salt in 1 cup of water

c)

10 g of salt in 1 cup of water

d)

10 g of sugar in 1 cup of water.

77.

Which of the following will produce ions to conduct electricity when dissolved in water?

a)

CaCl2

b)

NH3

c)

CH4

d)

P2O5

78.

What can you conclude based on the diagram? There could be more than one correct answer.

a)

Liquid A a concentrated ionic solution

b)

Liquid B is a concentrated ionic solution

c)

Liquid A is a concentrated covalent solution.

d)

Liquid B is a concentrated covalent solution.

79.

How can a scientist safely tell whether an unknown solution is salt in water or sugar in water?

a)

taste the solution

b)

smell the solution

c)

test the electrical conductivity of the solution

d)

filter the solution

80.

When a solid compound dissolves in water, …

a)

each of its particles are surrounded by water molecules.

b)

its particles surround individual water molecules.

81.

Table sugar and table salt are examples of ...

a)

atoms

b)

elements

c)

mixtures

d)

compounds

82.

Which of the following would conduct more electricity - Distilled water OR Tap water ?

(a)  

83.

True or False: Ions are charged particles.

a)

true

b)

false

84.

What conditions must be met for electricity to be conducted?

a)

ionic compound dissolved in water (aq)

b)

dry ionic compound (s)

c)

molecular compound dissolved in water (aq)

d)

dry acid (s)

85.
this is the symbol for a _____?
a)
switch
b)
light 
c)
battery
d)
wires
86.
what is this symbol for?
a)
light bulb
b)
switch
c)
battery
d)
resistor
87.
What is a switch's function in a circuit?
a)
to make the current hotter or colder
b)
turn on and off the flow of current
c)
the pathway that current flows
d)
to add more power to the circuit
88.

what symbol is this?

a)

Battery

b)

Volt

c)

Resi

d)

Switch

89.

Electrical lights will not come on unless their electrical circuit is a --

a)

parallel circuit

b)

series circuit

c)

closed circuit

d)

short circuit

90.
Choose the correct sentence.
a)
This circuit will work because it is an open circuit.
b)
This circuit will work because it is a closed circuit.
c)
This circuit will NOT work because it is an open circuit.
d)
This circuit will NOT work because it is a closed circuit.
91.

What is the following symbol represent?

a)

Wire

b)

Resistor

c)

Battery

d)

Switch

92.
Mg2+ and Cl- create...
a)
Mg2Cl
b)
MgCl2
c)
Mg2Cl2
d)
MgCl
93.

The first step in naming an ionic compound is always...

a)

Naming the anion (non-metal)

b)

Changing the ending to -ide

c)

Naming the cation (metal)

d)

Writing the cation charge

94.
Ca+2, O-2
a)
CaO
b)
OCa
c)
Ca-2O+2
d)
Ca2O2
95.

What is the compound formula for the ions Na+ and Cl- ?

a)

Na2Cl4

b)

NaCl

c)

sodium chloride

96.
When writing ionic formulas, which changes to -ide?
a)
cation
b)
anion
97.

Monatomic means _________

a)

1 element

b)

1 atom

c)

2 or more elements

d)

2 or more atoms

98.
Binary means _________
a)
2 elements
b)
2 atoms
c)
more than 2 elements
d)
more than 2 atoms
99.
Metals form _____________
a)
cations
b)
anions
100.
Nonmetals form _____________
a)
cations
b)
anions

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