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Semester Test

Total questions: 125

Worksheet time: 7hrs 29mins

Name
Class
Date
1.

Name the 3 subatomic particles

a)

Proton, Neutron, Quantum

b)

Proton, Neutron, Electron

c)

Negative, Positive, Neutral

d)

Walter White, Rutherford, Coach Reid

2.

A proton has a __________ charge.

a)

positive

b)

negative

c)

neutral

3.

An electron has a ______________ charge.

a)

Positive

b)

Negative

c)

Neutral

4.

A neutron has a ____________ charge

a)

positive

b)

negative

c)

neutral

5.

___________________ discovered the proton.

a)

Chadwick

b)

Dalton

c)

Rutherford

6.

_________________ discovered the electron.

a)

Thompson

b)

Dalton

c)

Walter White

7.

________________ discovered the neutron.

a)

Walter White

b)

John Smith

c)

Chadwick.

8.

This subatomic particle identifies the element.

a)

Proton

b)

Neutron

c)

Megatron

9.

This subatomic particle, in particular the ones in the outer shell determine reactivity.

a)

Proton

b)

Neutron

c)

Electron

10.

The gold foil experiment determined that___________

a)

the nucleus is large

b)

that electrons are negative

c)

the nucleus is small, dense, and positively charged.

11.

A cathode ray tube was used to discover this subatomic particle.

a)

Proton

b)

Mega

c)

Electron

12.

In a stable element the number of _____________ equals the number of ______________.

a)

protons, electrons

b)

neutrons, electrons

c)

protons, neutrons

13.

The atomic number represents the number of ______________

a)

protons plus neutrons

b)

neutrons

c)

protons

14.

The mass number is the number of ___________ plus ___________.

a)

protons, neutrons

b)

protons, protons

c)

electrons, protons

15.

An isotope has different number of__________________.

a)

neutrons

b)

protons

c)

electrons

16.

Electrons in the outermost shell are called _______________.

a)

lost electrons

b)

neutral electrons

c)

reactive electrons

d)

valence electrons

17.

_________________ invented the periodic table.

a)

Bohr

b)

Dalton

c)

White

d)

Mendelev

18.

The modern periodic table is arranged by this subatomic particle.

a)

proton

b)

neutron

c)

electron

19.

A _______________ runs horizontally(left to right) on the periodic table

a)

Period

b)

Group

c)

Neutron

20.

A _____________ runs up and down on the periodic table.

a)

Group

b)

Period

c)

Sub Shell

21.

Elements in a group react similarly because they have the same number of_______________.

a)

Protons

b)

Shells

c)

Valence Electrons

22.

Another name for a group is a ________________.

a)

Period

b)

Quantum

c)

Family

23.

Group 1 elements are called___________________.

a)

Non Metals

b)

Alkali Earth

c)

Alkali

24.

Group 18 elements are called___________________.

a)

Noble Gases

b)

Alkali

c)

Halogens

d)

Transition Metals

25.

Group 2 elements are called__________________.

a)

Alkali Earth

b)

Protons

c)

Stable

d)

Halogens

26.

Group 17 elements are called_______________.

a)

Halogens

b)

Noble Gases

c)

Alkali

d)

Metals

27.

The most reactive elements are in groups___________

a)

2 and 18

b)

17 and 18

c)

1 and 2

d)

1 and 17

28.

The most stable elements are in group______.

a)

1

b)

5

c)

13

d)

18

29.

How many valence electrons are in group 18?

a)

Full or 8

b)

Full or 1

c)

7

d)

18

30.

A ion is an atom with a ___________________.

a)

Proton

b)

Electron

c)

Charge

31.

A cation has a ______________ charge

a)

positive

b)

neutral

c)

negative

32.

An anion has a _____________ charge.

a)

positive

b)

negative

c)

neutral

33.

A metal tends to lose electrons and will have a ____________ charge.

a)

positive

b)

no charge

c)

negative

34.

A non-metal tends to gain electrons and will have a ___________ charge.

a)

positive

b)

negative

c)

neutral

35.
Electronegativity is...
a)
how good an atom is at attracting electrons
b)
the ability of an atom to lose electrons
c)
the energy required to remove an electron from a specific atom
d)
how easy it is to make friends. 
36.

In which group would an element that is not reactive most likely be located?

a)

1

b)

2

c)

16

d)

18

37.
What is Bohr known for?
a)
atomos
b)
combining and separating atoms
c)
saying the atom is empty space
d)
saying electrons orbit on specific paths
38.
A covalent bond is a bond between a _____ and a ______
a)
metal, nonmetal
b)
metal, metal
c)
nonmetal, nonmetal
39.
When metals bond with non-metals they form what type of bonds
a)
covalent
b)
ionic
c)
cooperative
d)
lewis
40.
Name this compound: 
KF
a)
Potassium fluoride
b)
Potassium fluorite
c)
Fluorine potasside 
d)
Potassium fluorate
41.
How do the following two elements bond together?
Cr3+  O2-         
a)
CrO
b)
Cr3O2
c)
Cr2O3
d)
CrO3
42.
How do the following two elements bond together?
K1+  S2- 
a)
KS
b)
K8S
c)
K6S3
d)
K2S
43.

How many valence electron does Oxygen (O) have?

a)

2

b)

8

c)

6

d)

7

44.

What is the charge of Sodium (Na)?

a)

+1

b)

-1

c)

0

d)

+2

45.

What is the charge of Chlorine (Cl)?

a)

+1

b)

-1

c)

0

d)

-2

46.

Which element has 3 valence electrons?

a)

A

b)

B

c)

E

d)

C

47.
As you move down the periodic table atoms get bigger.  This is because ____________.
a)
The atoms have more mass.
b)
The atoms have more protons.
c)
The atoms have more energy levels
d)
The atoms have more neutrons
48.
Same repel, opposites
a)
avoid
b)
attract
c)
push
d)
pull
49.
How are covalent bonds formed?
a)
Sharing of electrons
b)
Transfer of electrons
50.
How are ionic bonds formed?
a)
Transfer of electrons
b)
Sharing of electrons
51.
Which of these elements has the greatest atomic radius? 
a)
H
b)
N
c)
Cl
d)
Cs
52.
The symbols W, X, Y, and Z represent four elements shown on the outline of a periodic table.
Which element has the highest electronegativity?

a)
W
b)
X
c)
Y
d)
Z
53.
Fluorine, chlorine, bromine, and iodine all have the same number of valence electrons and have a tendency to gain electrons. Which element has the greatest ionization energy and electronegativity?
a)
fluorine
b)
chlorine 
c)
bromine 
d)
iodine 
54.
Based on their locations in the periodic table, which element has chemical properties most similar to those of calcium, Ca?
a)
beryllium, Be
b)
potassium, K
c)
titanium, Ti
d)
yttrium, Y
55.
The number of valence electrons in an element affects the reactivity of that element. Which element listed has the fewest valence electrons?
a)
beryllium (Be)
b)
sodium (Na) 
c)
oxygen (O) 
d)
neon (Ne)
56.
Which element has 2 valence electrons? 
a)
cesium (Cs) 
b)
magnesium (Mg)
c)
boron (B)
d)
argon (Ar) 
57.
How many Valance electrons does Iodine Have?
a)
6
b)
16
c)
7
d)
17
58.

In which group would an element that is a gas most likely be located?

a)

1

b)

3

c)

12

d)

18

59.
This is a picture of a
a)
Flask
b)
Triple Beam Balance
c)
Beaker
d)
Meter Stick
60.
This is a picture of a
a)
Flask
b)
Triple Beam Balance
c)
Beaker
d)
Meter Stick
61.
This is a picture of a
a)
Beaker
b)
Graduated Cylinder
c)
Test tube
d)
Flask
62.

This is a picture of a

a)

Beaker

b)

Graduated Cylinder

c)

Test tube

d)

Flask

63.
Identify the equipment shown here:
a)
grinder
b)
evaporating dish
c)
mortar and pestle
d)
crucible
64.
What piece of equipment is used to measure precise quantities of liquids?
a)
dropper
b)
mortar and pestle
c)
graduated cylinder
d)
wash bottle
65.

What kind of physical property is this? Density

a)

intensive

b)

extensive

66.

What kind of physical property is this? Volume

a)

intensive

b)

extensive

67.
What is matter?
a)
a pure substance
b)
anything that occupies space and possesses mass
c)
an element
d)
a compound
68.
Which of the following is a chemical change?
a)
human digestion
b)
cutting a tree down
c)
melting a chocolate bar
d)
Has a density of 1 gm/mL
69.
Properties that can be observed without trying to change the identity of the substance.
a)
Physical
b)
Chemical
70.

Tearing paper into small pieces is an example of a

a)

Mixture

b)

Physical change

c)

Chemical change

71.

Which of the following is a chemical change?

a)

Cutting bread

b)

Slicing carrots

c)

Melting butter

d)

Soured milk

72.

Which of the following is a physical change?

a)

Ice melting

b)

Baking potatoes

c)

Rusty nail

d)

Rotting wood

73.

Identify the following compound as ionic or covalent: MgO

a)

ionic

b)

covalent

74.

Identify the following compound as ionic or covalent: Na2SO4

a)

ionic

b)

covalent

75.

Identify the following compound as ionic or covalent: CF4

a)

ionic

b)

covalent

76.

Identify the following compound as ionic or covalent: CO

a)

ionic

b)

covalent

77.

When naming covalent compounds...

a)

You need roman numerals and no prefixes

b)

You do not need roman numerals or prefixes

c)

You need roman numerals and prefixes

d)

You do not need roman numerals but you do need prefixes

78.
Atoms are most stable when their outer shell is complete.
a)
true
b)
false
79.
Is hydrogen considered a metal or a non-metal?
a)
A metal
b)
Nonmetal
c)
Metalloid
80.
Why do elements bond?
a)
To be friends
b)
To create a new element
c)
To become stable
81.
Where are metals located on the periodic table?
a)
Blue
b)
Green
c)
Red
82.
Where are the nonmetals located on the periodic table? 
a)
Blue
b)
Red
c)
Green
83.
Where are the metalloids located on the periodic table?
a)
Blue
b)
Red
c)
Green
84.

The nucleus of an atom contains which subatomic particles?

a)

protons and electrons

b)

protons and neutrons

c)

electrons and neutrons

d)

protons, electrons, and neutrons

85.

A substance that is 3 on the pH scale would be a(n):

a)

acid

b)

base

c)

neutral

d)

solute

86.
A substance that is a 10 on the pH scale would be a(n) ____.
a)
acid
b)
neutral
c)
base
d)
indicator
87.

Neutral solutions have a pH of:

a)

0

b)

1

c)

7

d)

14

88.

Vinegar is an example of:

a)

An acid.

b)

A base.

c)

Neither an acid nor a base.

89.
Name HF
a)
hydrofluoric acid
b)
Hypofluoric acid
c)
hydrogen fluorine acid
d)
fluoric acid
90.
H3PO4
a)
hydrophsophorus acid
b)
phosphoric acid
c)
hydrogen phosphorous
d)
phosphori hydroxide
91.
What is the formula for phosphorous acid?
a)
H3PO4
b)
H2PO4
c)
H3P
d)
H3PO3
92.

H3PO4

a)

hydrophsophorus acid

b)

phosphoric acid

c)

hydrogen phosphorous

d)

phosphori hydroxide

93.
What atom matches this electron configuration?
1s2 2s2 2p6 3s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
94.
Which is the electron configuration for an oxygen atom?
a)
1s22s22p63s23p64s2
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p6
95.
How many electrons can the d sublevel hold?
a)
8
b)
10
c)
2
d)
4
96.
How many electrons can the first energy level hold?
a)
1
b)
2
c)
8
d)
0
97.
Which of the following is a p block element?
a)
Ca
b)
Ar
c)
Re
d)
Au
98.
diphosphorus pentoxide
a)
P2O5
b)
PO5
c)
P5O2
d)
P2O6
99.
SiCl4
a)
silicon tetrachloride
b)
silicon quadchloride
c)
monosilicon tetrachloride
d)
silicon chloride
100.
What do Roman Numerals represent in the name of a transition metal compound?
a)
how many atoms of the metal there are
b)
the oxidation number of the nonmetal
c)
the oxidation number of the metal
d)
the mass number
101.
Number placed in front of a chemical formula
a)
product
b)
coefficient
c)
reactant
d)
subscript
102.
Number written below & to the right of a chemical symbol
a)
subscript
b)
reactant
c)
product
d)
coefficient
103.
Substances present at the start of a chemical reaction
a)
subscripts
b)
coefficients
c)
reactants
d)
products
104.
Substances that form as the result of a chemical reaction
a)
products
b)
reactants
c)
coefficients
d)
subscripts
105.
How many iron atoms are in 
Fe(NO3)2
a)
1
b)
2
c)
3
d)
6
106.
What is the Law of Conservation of mass?
a)
Mass is created in a chemical reaction
b)
Mass is created in a physical change
c)
New chemicals formed from a chemical reaction have a larger overall mass than the original reactants
d)
Mass is never created or destroyed
107.
In a reaction A + B ----> C,  reactant A has 5g and product  C has 9g. How many grams does reactant B should have? 
a)
4g
b)
5g
c)
9g
d)
14g
108.
Which is Chemical Equation is Balanced?
a)
CH₄+O₂------CO₂+2H₂O
b)
H₂+O₂-----2H₂O₄
c)
4Al+3O₂-----2Al₂O₃
109.
Is this equation balanced or unbalanced? 
2Fe2O3 + 3C --> 4Fe + 3 CO2
a)
balanced
b)
unbalanced
110.

When wavelength increases...

a)

energy decreases

b)

energy increases

111.

As wavelength decreases...

a)

energy increases

b)

energy decreases

112.

the distance between peaks of electromagnetic waves is called:

a)

wavelength

b)

frequency

c)

energy

d)

Planck's Constant

113.

Which type of electromagnetic energy carries the least energy?

a)

X-Rays

b)

Visible Light

c)

Ultraviolet

d)

Microwaves

114.

How are the elements on the periodic table arranged?

a)

Atomic mass

b)

Atomic number

c)

State of matter

d)

Type of element (metal, nonmetal, metalloid)

115.

Which of the following elements has 7 valence electrons?

a)

Sodium (Na)

b)

Aluminum (Al)

c)

Fluorine (Fl)

d)

Calcium (Ca)

116.

Which of the following is a metal?

a)

Calcium (Ca)

b)

Neon (Ne)

c)

Oxygen (O)

d)

Sulfur (S)

117.

Which of these is a transition metal?

a)

Sodium

b)

Copper

c)

Argon

d)

Aluminium

118.

Transition metals usually only form 1 type of ion - true or false?

a)

True

b)

False

119.
Which statement describes evidence of a chemical reaction?
a)
ice melting
b)
water boiling
c)
lighting a match
d)
grape juice freezing
120.
Water freezes and melts at 0°C. Melting point is what kind of property?
a)
chemical
b)
colligative
c)
extensive
d)
physical
121.
All matter is made of
a)
atoms
b)
cells
122.
What does the 1.00794 stand for?
a)
Hydrogen
b)
atomic number
c)
atomic mass
d)
atomic explosion
123.
How many protons are in Beryllium?
a)
4
b)
9
c)
5
d)
2
124.

How do you find out the number of neutrons in an atom?

a)

atomic number

b)

atomic mass - valence electrons

c)

charge

d)

mass number - atomic number

125.

The central region of an atom where its neutrons and protons are is its

a)

nucleus

b)

electron cloud

c)

core

d)

center

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