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Intro to Chemistry/ES Spring 2021 Final Review (Gen)

Total questions: 118

Worksheet time: 2hrs 8mins

Name
Class
Date
1.

Which has the greater EN:

Cl or Al?

a)

Cl

b)

Al

2.

Which has the greater EN:

N or C?

a)

C

b)

N

3.

Which of the following will have a lower ionization energy than Scandium (Sc)?

a)

Helium (He)

b)

Titanium (Ti)

c)

Calcium (Ca)

d)

Magnesium (Mg)

4.

Which atom has the largest atomic radius?

a)

potassium

b)

rubidium

c)

francium

d)

cesium

5.
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 nuetrons
6.

As you move across the periodic table atoms tend to get smaller because, ______________.

a)

the atoms have more mass.

b)

the atoms have less mass

c)

the atoms have more protons and more electrons being added in the same energy level.

d)

the atoms have less electrons.

7.

Electronegativity is...

a)

how good an atom is at attracting (stealing) 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.

8.
Ionization energy is...
a)
the energy required to add an electron to a specific atom
b)
how much energy it takes to remove an electron from an atom
c)
the energy required to shield the outer electrons from the nucleus
d)
a measure of the ability of an atom to attract electrons
9.

Which statement correctly and completely identifies a trend?

a)

Atomic radius decreases across a period and increases down a group.

b)

Electronegativity decreases across a period and decreases down a group.

c)

Ionization energy increases across a period and increases down a group.

d)

Ionic radius increases across a period and increases down a group.

10.

Atomic radius generally increases as we move __________.

a)

down a group and from right to left across a period

b)

up a group and from left to right across a period

c)

down a group and from left to right across a period

d)

up a group and from right to left across a period

11.

Electronegativity __________ from left to right within a period and __________ from top to bottom within a group.

a)

decreases, increases

b)

increases, increases

c)

increases, decreases

d)

stays the same, increases

12.

Using the graph, as you go across a period from left to right atomic radius...

a)

Increases (gets bigger)

b)

Decreases (gets smaller)

c)

Stays the same

d)

Can not tell from the graph

13.

Using the graph, as you go down a group from top to bottom atomic radius...

a)

Increases (gets bigger)

b)

Decreases (gets smaller)

c)

Stays the same

d)

Can not tell from the graph

14.

Using the ionization energy graph, the general trend in ionization energy as you go from left to right across the periodic table is?

a)

Increasing (more)

b)

Decreasing (less)

c)

Stays the same

d)

Not enough info from the graph

15.

Using the ionization energy graph, the general trend in ionization energy as you go down a group on the periodic table is?

a)

Increasing (more)

b)

Decreasing (less)

c)

Stays the same

d)

Not enough info from the graph

16.

Using your periodic table, what group number are all the elements at each peak in the graph

a)

Group 1 (Alkali Metals)

b)

Group 2 (Alkaline Earth Metals)

c)

Group 7 (Halogens)

d)

Group 8 (Noble Gases)

17.

Using your periodic table, what group number are all the elements at each peak in the graph

a)

Group 1 (Alkali Metals)

b)

Group 2 (Alkaline Earth Metals)

c)

Group 7 (Halogens )

d)

Group 8 (Noble Gases)

18.

On the periodic Table, columns are also know as _________ and go from ________ to ____________ .

a)

Groups, Top, Bottom

b)

Periods, Left, Right

c)

Periods, Right, Left

d)

Rows, Right, Left

19.

On the periodic table, the rows are also know as _________ and go from ________ to ____________.

a)

Groups, Top, Bottom

b)

Periods, Left, Right

c)

Blocks, Diagonal left, Diagonal Right

d)

Groups , Right, Left

20.

Looking at the graph of atomic radii, which element is as point C?

a)

Krypton

b)

Rubidium

c)

Xenon

d)

Cesium

21.

Phosphorous has a __________ ionization energy than oxygen because __________:

a)

higher; P has a larger radius than O

b)

higher; P has a half full shell of e- and is happier than O

c)

lower; O has a lower electronegativity than P

d)

lower; O has a smaller radius than P

22.

What family of elements is at the peaks of the graph?

a)

Noble Gases

b)

Alkali Metals

c)

Halogens

d)

Transition Metals

23.

From the alkali metal video, which element had the greatest reaction with water?

a)

Lithium

b)

Rubidium

c)

Potassium

d)

Sodium

24.

What is the correct formula of magnesium sulfide?

a)

MgSO4

b)

MgS

c)

MgSO3

d)

Mg2S2

25.

What is the correct formula of sodium bicarbonate?

a)

NaHCO3

b)

Na3HCO

c)

NaCO3

d)

Na2CO3

26.

What is the correct formula of potassium oxide?

a)

KO

b)

KO2

c)

K2O

d)

K2C2O4

27.

What is the correct formula of calcium phosphite?

a)

Ca2(PO4)3

b)

Ca3P2

c)

Ca3(PO4)2

d)

CaPO4

28.

What is the correct formula of strontium hydroxide?

a)

SrH

b)

SrOH

c)

Sr(OH)2

d)

SrH2

29.

What is the correct formula of lithium phosphide?

a)

LiP

b)

LiPO4

c)

Li3PO4

d)

Li(PO4)3

30.

What is the correct name of Cs3N?

a)

cesium nitrate

b)

cesium nitrite

c)

cesium nitride

d)

tricesium nitride

31.

What is the correct name of CuClO2

a)

copper chlorate

b)

copper chlorite

c)

copper chloride

d)

copper chloroxide

32.

What is the correct name of BeBr2?

a)

Beryllium bromide

b)

Beryllium dibromide

c)

Beryllium bromate

d)

Beryllium bromite

33.

What is the correct name of Mg(C2H3O2)2?

a)

magnesium acetate

b)

magnesium carbohydroxide

c)

magnesium glucose

d)

magnesium diacetate

34.

What is the correct name of Ag2SO4?

a)

silver sulfoxide

b)

silver sulfate

c)

silver sulfite

d)

silver tetrasulfoate

35.

What is the correct name of KMnO4?

a)

potassium manganate

b)

potassium manganoxide

c)

potassium magnesanate

d)

postassium permanganate

36.

How many atoms of oxygen are in Sr3(PO3)2

a)

2

b)

3

c)

5

d)

6

37.

How many atoms of strontium are in Sr3(PO3)2

a)

2

b)

3

c)

5

d)

6

38.

Which of the following names and formulas are correctly paired together?

a)

sodium oxide - NaO

b)

calcium sulfite - Ca2(SO3)2

c)

barium bromate - Ba(BrO2)2

d)

lithium chromate - Li2CrO4

e)

potassium phosphide - KP3

39.
Which of the following is an ionic compound:
a)
CH4
b)
I2
c)
LiBr2
d)
CO
40.
What would be the proper chemical formula for combining Al3+ and Cl- :
a)
AlCl3
b)
Al3Cl
c)
AlCl
d)
Al3Cl3
41.
Name the following ionic compound: BeCl2
a)
beryllium chlorine
b)
beryllium II chloride
c)
beryllium chloride
d)
beryllium dichloride
42.
Name the following ionic compound: MgSO4
a)
magnesium sulfoxide
b)
magnesium sulfide
c)
magnesium sulfate
d)
magnesium oxide
43.
Name the following ionic compound: LiNO3
a)
lithium nitrate
b)
lithium III nitrate
c)
lithium nitride
d)
lithium oxide
44.
Name the following ionic compound: Cr(NO2)3
a)
chromium nitrite
b)
chromium nitride
c)
chromium III nitride
d)
chromium III nitrite
45.
Name the following compound: FeCl3
a)
iron chloride
b)
iron III chloride
c)
iron chlorate
d)
iron III chlorate
46.
Which of the following combinations would need roman numerals in the name?
a)
potassium + fluorine
b)
beryllium + oxygen
c)
boron + iodine
d)
silver + oxygen
47.
What is the charge on the hydroxide ion?
a)
0
b)
-1
c)
-2
d)
-3
48.
Which of these combinations is an ionic compound made of?
a)
Metal and Metal
b)
Nonmetal and Nonmetal
c)
Metal and Nonmetal
d)
Cation and Cation
49.
Name the ionic compound SnSe2
a)
Tin diselenide
b)
Tin (IV) Selenide
c)
Tin selenide
d)
Tin (II) triselenide
50.
Cu2CO3
a)
copper carbonate
b)
copper II carbonate
c)
copper I carbonate
d)
copper carbon oxide
51.
What is the correct formula for Sodium Oxide?
a)
NaO
b)
NaO2
c)
Na2O
d)
Na2O2
52.
NH4Cl
a)
ammonium chloride
b)
ammonium chlorine
c)
nitrogen hydrogen chloride
d)
nitrogen chloride
53.
PbS2
a)
lead sulfide
b)
lead sulfur
c)
lead II sulfide
d)
lead IV sulfide
54.
An atom that gains or loses electrons is called a _______.
a)
atom
b)
ion
c)
oxidation
d)
metal
55.
When naming ionic compounds you always write the name of the _______ element.
a)
first
b)
second
c)
non-metal
d)
halogen
56.
magnesium carbonate
a)
Mg2C
b)
Mg2CO4
c)
Mg2(CO3)2
d)
MgCO3
57.
When naming an ion containing a transition metal what would be included in the name?
a)
roman numeral
b)
prefix
c)
suffix
d)
superscript
58.
Covalent compounds
a)
Share electrons
b)
transfer electrons
c)
contain a sea of electrons
d)
conduct electricity
59.
What is the prefix for 3?
a)
tre
b)
drei
c)
tetra
d)
tri
60.
The prefix for 4 is?
a)
quatro
b)
tetra
c)
quarto
d)
tri
61.
What is the prefix for 6?
a)
hepta
b)
ses
c)
hexa
d)
sieta
62.
7's prefix is
a)
hepta
b)
sieta
c)
hexa
d)
hoho
63.
What is the prefix for nine?
a)
nina
b)
nona
c)
nuevo
d)
nuna
64.
The prefix for 10 is?
a)
deca
b)
diaz
c)
dozen
d)
tena
65.
BrO3
a)
bromine oxide
b)
monobromine trioxide
c)
bromine trioxide
d)
bromine (III) oxide
66.
Phosphorous trichloride
a)
PCl3
b)
P3Cl
c)
P3Cl3
d)
PCL
67.
Bromine monoflouride
a)
Br1F1
b)
BrF
c)
Br2F
d)
BrF2
68.
Disulfur trioxide
a)
S3O2
b)
SO
c)
S2O3
d)
S2O
69.
P2O5
a)
Phosphorus Oxide
b)
Pentaphosphorus Dioxide
c)
Diphosphorous pentoxide
d)
Phosphoric Oxygen
70.
SeF4
a)
Tetraselenium fluoride
b)
Selenium Fluoride
c)
Selenium tetraflouride
d)
Selenium (IV) Fluoride
71.

SiCl6

a)

Monosilicon hexachloride

b)

Silicon hexachloride

c)

Silicon heptachloride

d)

Monosilicon heptachloride

72.

What is the chemical formula for dinitrogen heptachloride?

a)

N2Cl7

b)

2N7Cl

c)

2NCl7

d)

N2Cl5

73.
Octanitrogen tetraoxide
a)
N8O3
b)
N7O3
c)
N8O3
d)
N8O4
74.

CS2

a)

monocarbon disulfide

b)

carbon bisulfide

c)

carbon disulfide

d)

carbon disulfer

e)

monocarbon sulfide

75.

SCl6

a)

sulfur hexachloride

b)

monosulfur hexachloride

c)

sulfide hexachloride

d)

sulfur heptachloride

e)

sulfur chloride

76.

P4H7

a)

tetraphosphorus heptahydrogide

b)

phosphorus heptahydride

c)

tetraphosphorus heptahydride

d)

tetraphosphorus hexahydride

e)

tetraphosphorus heptahydrogen

77.

P3N5

a)

phosphorus pentanitride

b)

triphosphorus pentanitrogen

c)

triphosphide pentanitrogen

d)

triphosphorus pentanitride

e)

phosphorus nitride

78.
As4O10
a)
arsenic oxide
b)
quadarsenic decoxide
c)
tetraarsenic decoxide
d)
arsenic decoxide
79.

Balance the following:

____ Fe + ____ Cl2 → ____ FeCl3

a)
1,1,2
b)
1,3,1
c)
2,2,3
d)
2,3,2
80.

Which type of reaction is:

C7H16 + 10 O2 → 7 CO2 + 8 H2O

a)
Synthesis
b)
Decomposition
c)
Single Displacement
d)
Combustion
81.

Which type of reaction is:

3 Pb + 2 H3PO4 → 3 H2 + Pb3(PO4)2

a)
Synthesis
b)
Single Displacement
c)
Double Displacement
d)
Combustion
82.

In the equation, 2Mg + O2 ---> 2MgO, which are the reactants?

a)

Mg and O2

b)

MgO

c)

Mg and MgO

d)

O and MgO

83.

The blue numbers in the image represent

a)

subscripts

b)

coeffiecients

c)

roman numerals

d)

none of the answer options are correct

84.

The red numbers in the image represent

a)

subscripts

b)

coeffiecients

c)

roman numerals

d)

none of the answer options are correct

85.

When balancing a chemical equation, you can only change _________, you can never change _______!

a)

coefficients, subscripts

b)

subscripts, coefficients

c)

formulas, subscripts

d)

coefficients, formula units

86.
The following reaction is an example of what reaction type? 
CoCO3 → CoO + CO2
a)
Synthesis
b)
Decomposition
c)
Single Replacement
d)
Double Replacement
87.
Si + S8 --> Si2S4
a)
Synthesis (combination)
b)
Decomposition
c)
Single replacement
d)
Double replacement
88.
How many atoms of carbon (C) are in C6H12O6?
a)
3
b)
6
c)
12
d)
24
89.
Is the following equation balanced?...
Al + O2 --> 2Al2O3
a)
Yes!
b)
No!
90.
The number of atoms you begin with in a chemical reaction ...
a)
must be the same as the number of  atoms you end with
b)
must be an even number
c)
can be different to the number you finish with
d)
changes depending on how much energy is formed
91.

What is the Law of Conservation of Mass?

a)

It states that matter cannot be created or destroyed.

b)

It states that energy cannot be created or destroyed.

c)

It states that matter can be created or destroyed.

d)

It states that sound can be created or destroyed.

92.

Is the equation balanced?: 2H2O + O2 --> 4MgO + 3Fe

a)

yes

b)

no

93.
What is the right part of a chemical equation called...
2H2 + O2 --> 2H2O
a)
Reactants
b)
Products 
c)
Yields 
d)
Chemical Equation 
94.
Why is the following chemical equation not balanced?
H2 + O2 --> H2O
a)
each side of the equation has a different number of oxygen atoms
b)
each side of the equation has a different number of hydrogen atoms
c)
each side has the same mass
95.
What mathematical function do coefficients perform in a balanced equation?
a)
addition
b)
subtraction
c)
multiplication
d)
division
96.
Balance this equation
_Al +_HCl --> _H2 +_AlCl3
a)
2, 6, 3, 2
b)
it is already balanced
c)
4, 12, 3, 4
d)
2, 1, 4, 5
97.
Balance this equation-
__P4 + __O2 --> __P2O3
a)
it is already balanced
b)
2, 1, 3
c)
1, 2, 3
d)
1, 3, 2
98.
N2 + H2 = NH4
a)
Balanced
b)
Unbalanced
99.

How many Hydrogen atoms are in 4H2O?

a)

6

b)

8

c)

2

d)

4

100.

How many Oxygen atoms are in H2O?

a)

1

b)

2

c)

0

d)

4

101.

How many Magnesium atoms are in 10MgCl2?

a)

10

b)

5

c)

20

102.
How many elements are in C6H12O6?
a)
1
b)
2
c)
3
d)
4
103.

How many atoms are there TOTAL in H2SO4 ?

a)

6

b)

5

c)

7

d)

3

104.

How many Sodium atoms are in 6NaCl?

a)

1

b)

12

c)

6

105.

How many Nitrogen atoms are in (NH₄)₂CrO₄?

a)

1

b)

2

c)

8

d)

16

106.

What is C2H8O ?

a)

Element

b)

Letters

c)

Numbers

d)

Compound

107.

How many atoms of Hydrogen are in this compound?

a)

1

b)

2

c)

3

d)

4

108.

How many Oxygen atoms are in Al₂(SO₄)₃?

a)

4

b)

12

c)

7

d)

24

109.

How many Hydrogen atoms in 3(NH₄)₂CrO₄?

a)

4

b)

2

c)

8

d)

24

110.

A subscript is the small number below the element symbol that tells the number of _______ of that element.

a)

atoms

b)

valence electrons

c)

protons

d)

elements

111.
Which of the following is a compound?
a)
Co
b)
O2
c)
C
d)
CO2
112.

How many Nitrogen atoms are in the in H2C3O4N5?

a)

2

b)

3

c)

4

d)

5

113.
How many atoms of carbon (C) are in C6H12O6?
a)
3
b)
6
c)
12
d)
24
114.

How many Aluminum atoms are in Al2O3?

a)

3

b)

2

c)

5

d)

1

115.

How many elements are present in this compound? (Careful!)

Mg2As3COHNi2

a)

2

b)

4

c)

6

d)

10

116.

How many atoms are present if there is no subscript following the element symbol?

a)

0

b)

2

c)

only 1

d)

1 million

117.

Are there any compounds on the periodic table?

a)

yes there are many

b)

no because only elements are on the periodic table

c)

I think they are?

d)

there is no way to tell

118.
How many atoms of Oxygen are in Fe(NO3)3 ?
a)
6
b)
3
c)
9
d)
1

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