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Worksheets

behemoth of a review

Total questions: 174

Worksheet time: 2hrs 44mins

Name
Class
Date
1.
Ionic bonds are between...
a)
nonmetals and nonmetals
b)
carbon and oxygen
c)
metals and nonmentals
d)
hydrogen and chlorine
2.
Covalent bonds are between...
a)
two or more nonmetals
b)
sodium and chlorine
c)
metals and metals
d)
metals and nonmetals
3.
What kind of chemical bond forms between a metal and a nonmetal?
a)
ionic
b)
covalent
c)
fake
d)
metallic
4.
What kind of bond forms between two nonmetals?
a)
ionic 
b)
covalent
c)
metallic
d)
fake
5.
What is the name for an ion with a positive charge?
a)
cation
b)
anion
c)
onion
d)
union
6.
What is the name for an ion with a negative charge?
a)
cation
b)
anion
c)
onion
d)
union
7.
What kind of bond forms when atoms share electrons?
a)
ionic
b)
covalent
c)
artificial
d)
univalent
8.
What kind of bond forms when atoms exchange electrons?
a)
ionic
b)
covalent
c)
artificial
d)
univalent
9.
What are valence electrons?
a)
sum of the protons and neutrons
b)
protons minus electrons
c)
electrons in the inner shells
d)
electrons in the outer shell
10.
If an atom loses two electrons what charge will it have?
a)
-2
b)
-1
c)
+1
d)
+2
11.
If an atom gains two electrons what charge will it have?
a)
-2
b)
-1
c)
+1
d)
+2
12.
If an atom has 7 protons and 7 electrons what charge will it have?
a)
-2
b)
-1
c)
0
d)
+2
13.
What happens when a sodium atom loses an electron?
a)
0
b)
-1
c)
+1
d)
-2
14.
How many valence electrons does oxygen have?
a)
2
b)
4
c)
5
d)
6
15.
An electron has what kind of charge?
a)
positive
b)
negative
c)
neutral
d)
none of these
16.

One of the following statements about valence electrons is FALSE. Choose the FALSE statement;

a)

They are in the outermost energy shell

b)

A valence shell is most stable when it has 8 electrons filling it

c)

Valence electrons have higher energy than internal electrons (ones closer to the nucleus)

d)

They are low energy

17.

Why do atoms form bonds?

a)

to become more stable (by filling the valence shell)

b)

because the larger the molecule the higher priority it is

c)

Because all atoms want to give away their valence electrons

d)

Noone knows why, just that they do form bonds

18.

VSEPR stands for:

a)

Valence Strip Ethics Paper Rubric

b)

it doesn't stand for anything, its just a name

c)

Violent Students Enter Place Right

d)

Valence Shell Electron Pair Repulsion

19.

VSEPR relies on ________ to attain certain molecular shapes

a)

Repulsion

b)

Mass

c)

Gravity

d)

Attraction

20.

What makes a bond polar?

a)

when there is an unequal sharing of electrons

b)

when the atoms have different numbers of neutrons

c)

when there is an equal share of the electrons

d)

when it is a metal and a nonmetal

21.

Identify what type of bond is present in FeAg

a)

Metallic

b)

Covalent

c)

Ionic

d)

Polar

22.

Identify what type of bond is present in CH4

a)

Metallic

b)

Covalent

c)

Ionic

d)

Polar

23.

Identify what type of bond is present in CO2

a)

Metallic

b)

Covalent

c)

Ionic

d)

Polar

24.

Identify what type of bond is present in Ag2

a)

Metallic

b)

Covalent

c)

Ionic

d)

Polar

25.

Identify what type of bond is present in MgS

a)

Metallic

b)

Covalent

c)

Ionic

d)

Polar

26.

Identify what type of bond is present in NaCl

a)

Metallic

b)

Covalent

c)

Ionic

d)

Polar

27.

In the reaction equation below, which is the reactant?

2H2O -> O2 +2H2

a)

2H2O

b)

O2+2H2

c)

->

d)

+

28.

In the reaction equation below, which is the product?

2H2O -> O2 +2H2

a)

2H2O

b)

O2+2H2

c)

->

d)

+

29.

If a compound has an unequal electronegativity (or, pull of electrons) greater than 0.4, then it is considered a ________________ bond

a)

polar

b)

nonpolar

c)

ionic

d)

metallic

30.

compounds that are bonded together with metallic bonds are alled

a)

molecules

b)

salts

c)

alloys

d)

elements

31.

compounds that are bonded together with ionic bonds are alled

a)

molecules

b)

salts

c)

alloys

d)

elements

32.

compounds that are bonded together with covalent bonds are called

a)

molecules

b)

salts

c)

alloys

d)

elements

33.

which prefers to GIVE UP its valence electrons (in order to have a filled valence shell)

a)

metals

b)

nonmetals

c)

metalloids

d)

none of the other answer choices

34.

which prefers to TAKE electrons (in order to have a filled valence shell)

a)

metals

b)

nonmetals

c)

metalloids

d)

none of the other answer choices

35.

Which would be the correct central atom for the following molecule;

CH4

a)

C

b)

H

c)

4

36.

Which would be the correct central atom for the following molecule;

CO2

a)

C

b)

H

c)

4

37.

Which would be the correct central atom for the following molecule;

NCl3

(font is hard to to clarify that's capital N, Capital C lowercase l)

a)

N

b)

Cl

c)

3

38.

Which would be the correct central atom for the following molecule;

SiF2

a)

Si

b)

F

c)

2

39.

Which would be the correct central atom for the following molecule;

HCN

a)

H

b)

C

c)

N

40.

When separating a UNDISSOLVED solid and a liquid, which would be the best separatory technique?

a)

Filtration

b)

crystallization

c)

decantation

d)

distillation

e)

chromatography

41.

When separating a DISSOLVED solid and a liquid, which would be the best separatory technique?

a)

Filtration

b)

crystallization

c)

decantation

d)

distillation

e)

chromatography

42.

When separating a MIXED liquid and a liquid, which would be the best separatory technique?

a)

Filtration

b)

crystallization

c)

decantation

d)

distillation

e)

chromatography

43.

When separating an UNMIXED liquid and a liquid, which would be the best separatory technique?

a)

Filtration

b)

crystallization

c)

decantation

d)

distillation

e)

chromatography

44.

When separating a homogenous mixture of dyes based on the speed of their movement, which would be the best separatory technique?

a)

Filtration

b)

crystallization

c)

decantation

d)

distillation

e)

chromatography

45.

Which of the following are PHYSICAL changes (Choose ALL that apply)

a)

Color

b)

Toxicity

c)

Flammability

d)

Mass

46.

Which of the following are CHEMICAL changes (Choose ALL that apply)

a)

Color

b)

Toxicity

c)

Flammability

d)

Mass

47.

______ is when two small, light nuclei combine to form a slightly heavier atom. This happens in the center of the Sun, not on earth.

a)

fission

b)

fusion

c)

alpha decay

d)

beta decay

48.

______ is when a heavy, unstable radioactive isotope splits apart into 2 smaller, more stable isotopes. Happens in Atomic bombs

a)

fission

b)

fusion

c)

alpha decay

d)

beta decay

49.

Name for NaBr

a)

sodium bromine

b)

potassium bromide

c)

sodium bromide

d)

sodium (I) bromide

50.

Formula for barium sulfide

a)

B2S3

b)

BaS

c)

Ba2S

d)

BaS2

51.

Name for Hg2S

a)

mercury (IV) sulfide

b)

mercury (III) sulfide

c)

mercury (II) sulfide

d)

mercury (I) sulfide

52.

Formula for lead (II) chloride

a)

PbCl2

b)

Pb2Cl

c)

Pb2Cl3

d)

Pb3Cl2

53.

Name for PBr2

a)

phosphorus bromide

b)

phosphorus dibromide

c)

phosphorus dibromine

d)

phosphorus bromine

54.

Formula for Disilicon Heptasulfide

a)

SiS6

b)

SiS7

c)

Si2S6

d)

Si2S7

55.

Name for LiOH

a)

lithium hydrogen oxide

b)

lithium hydroxide

c)

lithium (II) hydroxide

d)

lithium (I) hydroxide

56.

Formula for iron (II) carbonate

a)

FeCO3

b)

Fe2CO3

c)

FeCO2

d)

Fe2CO2

57.

Name for SrBr2

a)

strontium bromine

b)

strontium bromide

c)

strontium dibromide

d)

strontium dibromine

58.

Formula for Cobalt (II) bromide

a)

CoBr

b)

Co2Br2

c)

Co2Br

d)

CoBr2

59.

Name for CO

a)

carbon monoxide

b)

carbon oxide

c)

monocarbon oxide

d)

carbide monoxide

60.

Name for BaO

a)

Barium oxide

b)

Barium monoxide

c)

Monobarium oxide

d)

Monobarium monoxide

61.

Name the ionic compound, LiCl

a)

lithium chlorine

b)

lithium chloride

c)

lithium chlorate

d)

lithium monochloride

62.

Name the ionic compound, CaCO3

a)

calcium carbide

b)

calcium carbon trioxide

c)

calcium carbon oxide

d)

calcium carbonate

63.
K20 - name?
a)
potassium dioxide
b)
potassium oxide
c)
potassium oxygen
d)
dipotassium dioxide
64.
What is the proper name for CaCl2?
a)
Calcium dichloride
b)
Monocalcium dichloride
c)
Calcium chloride
d)
Calcium chlorine
65.

What is the correct formula of phosphorus trichloride?

a)

P2Cl3

b)

P3Cl3

c)

PCl3

d)

PCl5

66.

What is the correct molecular formula for barium hydroxide?

a)

Ba(OH)2

b)

Ba2OH

c)

BaOH

d)

Ba2OH

67.
Name this compound:
Cs2S
a)
cesium sulfide
b)
cesium sulfate
c)
cesium II sulfate
d)
cesium II sulfide
68.
Name this compound.
MgF2
a)
magnesium fluoride
b)
manganese Phosphide
c)
magnesium(III) fluoride
d)
magnesium fluoride(II)
69.

the factor that is changed by the scientist in a science experiment.

a)

dependent variable

b)

independent variable

c)

constant

d)

hypothesis

70.

observations that are made using numbers or measurements.

a)

quantitative data

b)

variable

c)

qualitative data

d)

constant

71.

the factor that is measured in the science experiment.

a)

constant

b)

independent variable

c)

hypothesis

d)

dependent variable

72.

variables that stay the same through out an experiment.

a)

constant

b)

hypothesis

c)

variable

d)

independent variable

73.

a prediction that can be tested.

a)

constant

b)

variable

c)

hypothesis

d)

dependent variable

74.

A well designed experiment should be able to be repeated.

a)

true

b)

false

75.

Counting the number of barnacles on a boat would be what type of data?

a)

qualitative

b)

quantitative

c)

quick

d)

quiver

76.

Describing the barnacles on a boat would be what type of data?

a)

qualitative

b)

quantitative

77.

What must you do before you make a hypothesis?

a)

Run an experiment

b)

Make observations

c)

Form a theory

d)

Draw conclusions

78.

What two words should be in your hypothesis?

a)

I think

b)

If ...then...

c)

It will

d)

No idea

79.

What variable comes after the word IF

a)

independent variable

b)

dependent variable

80.

What variable comes after the word then?

a)

independent variable

b)

dependent variable

81.

Choose the correctly written hypothesis for "What is the effect of putting Pam Cooking Spray on the bottom of a sled?"

a)

I think the sled will slide faster.

b)

If I put Pam Cooking Spray on the bottom of my sled, then I will win the race."

c)

If I put Pam Cooking Spray on the bottom of my sled, then I will slide faster.

82.

The independent variable is

a)

the part the scientist measures

b)

the part the scientist changes or is testing

c)

a letter

83.

The dependent variable is the part

a)

the letter in the equation

b)

the part being changed

c)

the part being measured

84.

A hypothesis is never wrong.

a)

True

b)

False

85.

When we write a conclusion, we state

a)

that our hypothesis was correct or incorrect.

b)

that our hypothesis was proven or disproven.

c)

that out hypothesis was a good guess or a poor guess.

86.

Which step in the scientific method comes after writing the hypothesis?

a)

Test hypothesis

b)

Ask Questions

c)

Draw Conclusions

d)

Share Results

87.
What is the number of protons that the element in this image contain?
a)
14
b)
7
c)
15
d)
18
88.
What is the atomic mass of "F"
a)
9
b)
18
c)
17
d)
19
89.
all matter is made of what 
a)
energy 
b)
atoms 
c)
electrons 
d)
compounds 
90.
The positive particles of an atom are 
a)
electrons 
b)
positrons 
c)
neutrons 
d)
protons 
91.
the central region of an atom where its neutrons and protons are is its 
a)
nucleus 
b)
electron cloud
c)
core 
d)
center 
92.
All matter is made of what?
a)
energy 
b)
atoms 
c)
electrons 
d)
compounds 
93.
electrons have this type of charge?
a)
negative
b)
positive
c)
neutral
94.
What is the mass of an atom if it has 11 protons, 12 neutrons, and 11 electrons?
a)
22
b)
11
c)
34
d)
23
95.
What are the 3 particles that make-up the atom?
a)
protons, neutrons, and isotopes
b)
neutrons, isotopes, and electrons
c)
positives, negatives, and electrons
d)
protons, neutrons, and electrons
96.

Who discovered the electron?

a)

Rutherford

b)

Thomson

c)

Milikan

d)

Dalton

97.

The smallest particles of matter are called

a)

neutrons

b)

atoms

c)

electrons

d)

protons

98.

What does the atomic number represent?

a)

how many atoms are in a group.

b)

how much an atom weighs.

c)

the number of protons in the nucleus of the atom.

99.

particles are packed tightest in a

a)

solid

b)

liquid

c)

gas

d)

plasma

100.

particles move fastest in a

a)

solid

b)

liquid

c)

gas

d)

slime

101.

Which particles are contained in the nucleus of an atom?

a)

neutrons and electrons

b)

protons and neutons

c)

protons, neutron, and electrons

102.

which subatomic particles have no charge (they are neutral)?

a)

protons

b)

neutrons

c)

electrons

103.

What is a subatomic particle with a positive charge?

a)

Proton

b)

Neutron

c)

Electron

104.

What are kinds of subatomic particles?

a)

Protons neutrons, and electrons

b)

the nucleus

c)

the smallest particles of matter

105.

smallest part of an element that has all of the properties of that element.

a)

nucleus

b)

atom

c)

mineral

d)

gem

106.

Which subatomic particles are much smaller than the others and have a negative charge?

a)

protons

b)

neutrons

c)

electrons

107.

The amount of matter in an object

a)

Mass

b)

Volume

c)

Density

108.

the amount of space an object takes up

a)

Mass

b)

Volume

c)

Density

109.

Mass/Volume

a)

Mass

b)

Volume

c)

Density

110.

What are the three main groups of the periodic table?

a)

groups

b)

metal

c)

nonmetals

d)

metalloids

e)

periods

111.

What are the vertical columns on the periodic called?

a)

groups

b)

periods

c)

nonmetals

d)

metals

e)

metalloids

112.

What do the vertical columns on the periodic table tell us?

a)

The number of orbitals

b)

The number of valence electrons (electrons on the outer most shell)

113.

What are the horizontal rows on the periodic table called?

a)

periods

b)

groups

c)

metals

d)

nonmetals

e)

metalloids

114.

What do the horizontal rows on the periodic table tell us?

a)

The number of orbitals

b)

The number of valence electrons (the electrons on the outer most shell)

115.

What does the number of proton tell us?

a)

electrons

b)

atomic number

c)

atomic mass

d)

neutrons

116.

How do you calculate the number of neutrons? *

a)

Mass = Atomic number - Neutrons

b)

Mass - Atomic number = Neutrons

c)

Atomic number = Neutrons

117.

What is the name of the element? (Periodic table will be needed)

a)

sodium

b)

magnesium

c)

vanadium

118.

What group and period does this element belong in? *

a)

period 1 and group 3

b)

period 3 and group 1

c)

period 2 and group 3

d)

period 3 and group 2

119.

How many valence electrons does the element have?

a)

1

b)

2

c)

3

d)

4

120.

How many protons and electrons does nickel have?

a)

28

b)

58.69

121.

What is the atomic mass?

a)

58.693

b)

28

122.

How many orbitals does Nickel have?

a)

3

b)

4

c)

5

d)

10

123.

Who discovered the nucleus?

a)

Rutherford

b)

Bohr

c)

Thomson

d)

Dalton

124.

Who proposed a model with electrons moving in specific layers?

a)

Rutherford

b)

Bohr

c)

Thomson

d)

Dalton

125.

Who discovered the electrons?

a)

Rutherford

b)

Bohr

c)

Thomson

d)

Dalton

126.

This element has two valence electrons and two energy levels?

a)

Beryllium (Be)

b)

Lithium (Li)

c)

Zinc (Zn)

127.

How many valence electrons and energy levels does (Pb) lead have?

a)

4 valence electrons and 6 energy levels (orbitals)

b)

6 valence electrons and 4 energy levels (orbitals)

c)

5 valence electrons and 5 energy levels (orbitals)

d)

5 valence electrons and 10 energy levels (orbitals)

128.
In the modern periodic table elements are arranged by:
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
129.
Each column in the periodic table is called a 
a)
period
b)
group
c)
cluster
d)
unit
130.
The atomic number tells you what?
a)
number of electrons
b)
number of protons
c)
number of neutrons
d)
both electrons and protons in an atom.
131.
Calcium is most like which of the following?
a)
Barium
b)
Potassium
c)
Cesium
d)
Nitrogen
132.
Beryllium is in group number______.
a)
Group 2
b)
Group 3
c)
Group 4
d)
Group 7
133.
The period for Bromine is ___________.
a)
3
b)
2
c)
4
134.
What is the name of the group that never reacts--ever ever they are stable with a full outermost ring!!!
a)
noble gases
b)
transition
c)
halogens
d)
borons
135.
What is the chemical symbol for Lithium?
a)
H
b)
He
c)
Li
d)
N
136.
The number at the bottom of each square on the periodic table is the ...
a)
atomic number
b)
atomic mass
c)
chemical symbol
d)
element name
137.
The number at the top of each square on the periodic table is the ...
a)
atomic number
b)
atomic mass
c)
Chemical Symbol
d)
Element Name
138.
The horizontal row on the periodic table is called a
a)
group
b)
family
c)
period
d)
atomic number
139.
Which element is found in group 16 period 3?
a)
Sulfur (S)
b)
Selenium (Se)
c)
Chlorine (Cl)
d)
Carbon (C)
140.
Which element is found  in group 17 period 3?
a)
Chlorine
b)
Flourine
c)
Oxygen
d)
Phosphorous
141.
Which element is found in period 3 group 2?
a)
Sodium (Na)
b)
Magnesium (Mg)
c)
Yttrium (Y)
d)
Boron (B)
142.
Which element is found in group 18 period 4?
a)
Neon (Ne)
b)
Chlorine (Cl)
c)
Krypton (Kr)
d)
Xenon (Xe)
143.
Which element is found in group 1 period 2
a)
Lithium
b)
Magnesium
c)
Beryllium
d)
Potassium
144.
Which element is found in group 2 period 7?
a)
Radium (Ra) 
b)
Radon (Rn)
c)
Stontium (Sr)
d)
Lutetium (Lu)
145.
Which element is found in group 18 period 1?
a)
Neon (Ne)
b)
Helium (He)
c)
Chlorine (Cl)
d)
Krypton (Kr)
146.
Which element is found in group 2 period 4?
a)
Strontium (Sr)
b)
Barium (Ba)
c)
Calcium (Ca)
d)
Beryllium (Be)
147.
Which element is found in group 6 period 5?
a)
Chromium (Cr)
b)
Tungsten (W)
c)
Molybdenum (Mo)
d)
Tantalum (Ta)
148.

How many atoms of sulfur are in each molecule of H2SO4?

a)

1

b)

4

c)

2

d)

7

149.

Alanine is an amino acid with formula C3H7NO2. How many atoms in all are in each molecule of alanine?

a)

3

b)

7

c)

12

d)

13

150.

How many atoms of carbon are in a molecule of vinyl chloride (C2H3Cl)?

a)

1

b)

3

c)

6

d)

2

151.

How many atoms of hydrogen are in a molecule of glucose (C6H12O6)?

a)

12

b)

6

c)

18

d)

4

152.

Which of the following statements accurately describes the number of atoms in a molecule of ammonia (NH3)?

a)

Three atoms of nitrogen and three atoms of hydrogen

b)

One atom of nitrogen and three atoms of hydrogen

c)

Three atoms of nitrogen and one atom of hydrogen

d)

One atom of nitrogen and one atom of hydrogen

153.

Which of the following accurately describes the chemical formula of the molecule shown above?

a)

3CH8O

b)

C3H7O

c)

C4H8O2

d)

C3H8O

154.

Which of the following molecules has the formula CH2O?

a)
b)
c)
d)
155.

A diagram to a molecule is shown above. Based on the diagram, what is the identity of this compound?

a)

Water (H2O)

b)

Hydronium (H3O+)

c)

Hydrogen peroxide (H2O2)

d)

Hydroxide (OH-)

156.

Which elements are in the formula shown above?

a)

Tin and Chlorine

b)

Tin, Carbon and Lithium

c)

Sulfur, Nitrogen and Chlorine

d)

Sulfur, Nitrogen, Carbon and Lithium

157.

Which elements are in the formula shown above?

a)

Antimony only

b)

Carbon and Sulfur

c)

Cesium only

d)

Carbon and Silicon

158.

Which elements are in the formula shown above?

a)

Cobalt only

b)

Carbon and Oxygen

c)

Copper only

d)

Carbon and Osmium

159.

How many different elements are in an amino acid with the formula C5H11NO2S?

a)

5

b)

20

c)

18

d)

4

160.

Which of the following formulas would be used to describe molecule 4?

a)

C3HO

b)

C4HO

c)

CH4O

d)

CH3O

161.

Based on the diagram of molecule 5, what is the identity of the compound?

a)

Hydrogen peroxide (H2O2)

b)

Hydronium (H3O+)

c)

Hydroxide (OH-)

d)

Water (H2O)

162.

Based on the diagrams, which compound should be identified as methane (CH4)?

a)

Molecule 1

b)

Molecule 3

c)

Molecule 4

d)

Molecule 6

163.

How many atoms of carbon are in the formula CH3CH2CH2OH?

a)

3

b)

1

c)

7

d)

4

164.

How many atoms of hydrogen are in the formula CH3CH2Br?

a)

5

b)

3

c)

2

d)

7

165.

How many different elements are in the formula CH3CH2Br?

a)

3

b)

5

c)

6

d)

2

166.

How many atoms of oxygen are in the formula HOOCCOOH?

a)

2

b)

4

c)

8

d)

1

167.

Which of the following chemical formulas contains exactly 4 hydrogen atoms?

a)

CH3COONa

b)

NH4OH

c)

CH3CH2Cl

d)

CH3CHO

168.
Is burning wood a chemical or physical change?
a)
chemical
b)
physical
169.
Is glass breaking a chemical or phyiscal change?
a)
chemical
b)
physical
170.
Is hammering wood together to build a house a chemical or physical change?
a)
chemical
b)
physical
171.
Is a a rusting bicycle a chemical or physical change?
a)
chemcial
b)
physical
172.
Is melting butter for popcorn a chemical or physical change?
a)
chemical
b)
physical
173.
Is melting ice a chemical or physical change?
a)
chemical
b)
physical
174.
What is the left part of a chemical equation called?
H2 + O → H2O
a)
Reactants
b)
Products 
c)
Yields 
d)
Chemical Equation 

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