wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

📚EA7: HW21-22 (10.31)

Total questions: 135

Worksheet time: 1hrs 18mins

Name
Class
Date
1.
a)
Alkali
b)
Alkaline
c)
Halogen
d)
Noble Gases
2.
a)
Alkali
b)
Alkaline Earth
c)
Halogen
d)
Noble Gases
3.
a)
Alkali
b)
Alkaline Earth
c)
Halogens
d)
Noble Gases
4.
a)
Alkali
b)
Alkaline
c)
Halogen
d)
Noble Gases
5.
a)

Transition Metals

b)

Inner Transition Metals

c)

Metals

d)

Metalloids

6.
a)
Transition Metals
b)
Post Transition Metals
c)
Non Metals
d)
Metaloids
7.
a)
Transition Metals
b)
Post Transition Metals
c)
Non Metals
d)

Metalloids

8.
What is the Law of Conservation of Mass?
a)
It states that no matter can be created or destroyed.
b)
It states that no energy can be created or destroyed.
c)
It states that matter can be created or destroyed.
d)
It states that no sound can be created or destroyed.
9.
What is a coefficient?
a)
The small number on the right of the chemical symbol.
b)
The large number to the left of a formula.
10.
FLUORINE
a)
F
b)
Fl
c)
Fu
d)
Fe
11.
POTASSIUM
a)
P
b)
Ka
c)
K
d)
Pt
12.
MAGNESIUM
a)
M
b)
Mg
c)
Ma
d)
Mn
13.

3 Protons

a)

Li

b)

He

c)

La

d)

Cs

14.

2 Protons

a)

H

b)

He

c)

Ho

d)

Hs

15.

19 Protons

a)

Ar

b)

Ca

c)

K

d)

Cl

16.

20 Protons

a)

Ar

b)

Ca

c)

K

d)

Cl

17.
compounds are chemically bounded together 
a)
False
b)
true
c)
I don't know?
18.
Can an element be broken down into a simpler substance 
a)
yes 
b)
No
19.
Which one has more than one type of atom in it
a)
Element
b)
Compound 
20.
which one only has one type of atom In it.
a)
Element
b)
compound
21.
Is salt (NaCI) a compound or a element
a)
Compound
b)
element
22.
which one can be found on the periodic table
a)
Compound 
b)
Element
23.
What cannot be broken down into other substances?
a)
Compound
b)
Mixture
c)
Solids
d)
Element
24.
Which of the following is not a compound?
a)
HCl
b)
Cl
c)
NaCl
d)
CO2
25.
A combination of substances that are not chemically combined is called a(n)____________. 
a)
mixture
b)
compound
c)
physical
26.
Mixtures are separated through ___________changes.
a)
mixture
b)
compound
c)
physical
27.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
28.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
29.
Which of the following represents an element?
a)
H2O
b)
H2
c)
NaCl
d)
CaCO3
30.

All matter is made of what

a)

energy

b)

atoms

c)

electrons

d)

compounds

31.

The positive particles of an atom are

a)

electrons

b)

positrons

c)

neutrons

d)

protons

32.

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

a)

nucleus

b)

electron cloud

c)

core

d)

center

33.

An atom with atomic number 6 would have how many protons

a)

6

b)

12

c)

3

d)

cannot be determined

34.

Particles in an atom that are neutral and have no charge are

a)

negatrons

b)

electrons

c)

neutrons

d)

protons

35.

True or False: Neutrons have a negative charge

a)

True

b)

False

36.

What is the atomic number for an element with 3 protons?

a)

2

b)

1

c)

3

d)

6

37.

A particle that moves around the nucleus is a(n)...

a)

Proton

b)

Neutron

c)

Electron

d)

Quark

38.

In the modern periodic table, elements are arranged by:

a)

atomic mass

b)

atomic number

c)

valence electrons

d)

number of isotopes

39.

What subatomic particles would you find in the nucleus of an atom?

a)

Protons only

b)

Protons and Neutrons

c)

Neutrons and Electrons

d)

Protons and Electrons

40.

According to the Kinetic Molecular Theory a liquid's (SELECT ALL THAT APPLY)

a)

particles are held close together by intermolecular forces

b)

particles are in constant motion

c)

particles are vibrating in place and closely packed

d)

particles are not moving

41.

What is the phase change of a solid to a liquid?

a)

freezing

b)

melting

c)

boiling

d)

condensation

42.

A change of state from a liquid to a solid is called

a)

Melting

b)

Freezing

c)

Evaporation

43.

What is it called when a solid turns directly into a gas?

a)

Sublimation

b)

Condensation

c)

Liquid

44.

Phase change from Gas to Solid is called

a)

Sublimation

b)

Deposition

c)

Fusion

d)

condensation

45.

The phase change from liquid to gas is called....

a)

expansion

b)

vaporization

c)

condensation

d)

sublimation

46.

Which states of matter are fluid?

a)

gases and liquids

b)

liquids and solids

c)

gases only

d)

liquids only

47.

In this phase of matter, particles do NOT stop moving. Instead they vibrate in place

a)

Plasma

b)

Solid

c)

Liquid

d)

Gas

48.

The energy of movement is ___.

a)

potential energy

b)

kinetic energy

c)

mechanical energy

49.

The more energy that particles have, the ___ they move.

a)

slower

b)

faster

50.

These properties describe a ___.

a)

solid

b)

liquid

c)

gas

51.

These properties describe a ___.

a)

solid

b)

liquid

c)

gas

52.

These properties describe a ___.

a)

solid

b)

liquid

c)

gas

53.

Liquid particles have more energy than ___ particles.

a)

solid

b)

gas

54.

The particles of ___ generally have the least amount of energy.

a)

solids

b)

liquids

c)

gases

55.
Of these three states of matter, which one has the most kinetic energy? 
a)
Solid 
b)
Liquid 
c)
Gas
56.
Solids are described as having a 
a)
definite shape and indefinite volume
b)
indefinite shape and indefinite volume
c)
definite shape and definite volume
d)
indefinite shape and definite volume
57.
Jello is an example of a...
a)
Element
b)
Compound
c)
Mixture
58.
_____ small particles that make up most types of matter on Earth.
a)
compounds
b)
atoms
c)
mixtures
d)
elements
59.
Glucose (C6H12O6) is an example of a...
a)
Element
b)
Compound
c)
Mixture
60.
The horizontal row on the periodic table is called a
a)
group
b)
family
c)
period
d)
atomic number
61.
A vertical column is called...
a)
group
b)
tower
c)
period
d)
crew
62.
Most of the elements on the periodic table are classified as _____.
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Periods
63.
This class of elements are sometimes called "semiconductors."
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Groups
64.
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.
65.
Elements which are shiny, conduct electricity and heat are called
a)
metal
b)
nonmetal
c)
metalloid
d)
nonexistent
66.
The atoms along the staircase are called 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
67.
In the modern periodic table elements are arranged by:
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
68.
The yellow atoms are called 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
69.
Metalloids can be described as...
a)
same as nonmetals
b)
bad conductors
c)
characteristics of metals and nonmetals
d)
same as metals
70.
Which section are the metals in? 
a)
dark blue
b)
light blue
c)
purple
d)
pink
71.
In what section would Transition Metals be found?
a)
orange
b)
light blue
c)
blue
d)
white
72.
Elements on the left side of the periodic table are 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
73.

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?

74.

The substances listed on the left side of a chemical equation

a)

Products

b)

Coefficients

c)

Precipitates

d)

Reactants

75.

An atoms overall charge is

a)

positive

b)

depends on its mood

c)

neutral

d)

negative

76.

Which of the following is equivalent to 20 centimeters?

a)

2,000 millimeters

b)

200 millimeters

c)

20 millimeters

d)

2 millimeters

77.

Elaine wants to measure the volume of a large pitcher of lemonade. Which units should Elaine use?

a)

liters

b)

grams

c)

meters

d)

degrees

78.

Duran is 187 cm tall. How many meters is this?

a)

18,700

b)

1.87

c)

18.7

d)

0.187

79.

What are the basic structural units of living organisms?

a)

cells

b)

nuclei

c)

organs

d)

tissues

80.

Which of the following distances is the longest?

a)

2 kilometers

b)

500 centimeters

c)

2,300 meters

d)

25,000 millimeters

81.

Which model correctly shows energy flow in a food chain?

a)

plants --> insects --> salmon --> bears

b)

insects --> plants --> bears --> salmon

c)

bears --> salmon --> insects --> plants

d)

salmon --> bears --> plants --> insects

82.
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
83.
The electrons of an atom are found...
a)
in the outer "cloud" surrounding the atom.
b)
in the nucleus of the atom.
c)
in the cloud and in the nucleus.
84.
What is the number of protons that the element in this image contain?
a)
14
b)
7
c)
15
d)
18
85.

In the classification of matter chart, letter B, would be a(an)

a)

acid

b)

element

c)

compound

d)

solution

86.

In the classification of matter chart, letter C, would be a(an)

a)

acid

b)

element

c)

compound

d)

solution

87.

One difference between mixtures and pure substances is that

a)

mixtures can be physically separated.

b)

mixtures are made of one type of atom.

c)

pure substances have no chemical bonds.

d)

pure substances can be physically separated.

88.
How many elements make up this compound?
a)
6
b)
4
c)
2
d)
3
89.
How many Hydrogen are in 4H2O?
a)
6
b)
8
c)
2
d)
4
90.
How many Oxygen are in H2O?
a)
1
b)
2
c)
0
d)
4
91.
How many Magnesium are in 10MgCl2?
a)
10
b)
5
c)
20
92.
How many Sodium (Na) are in 6NaCl?
a)
1
b)
12
c)
6
93.
Number of N in (NH₄)₂CrO₄
a)
1
b)
2
c)
8
d)
16
94.
How many Hydrogen are in 4H2O?
a)
6
b)
8
c)
2
d)
4
95.

Identify Element Class: Hydrogen (H)

a)

Metal

b)

Non-metal

c)

Metalloid

96.

Identify Element Class: Helium (He)

a)

Metal

b)

Non-metal

c)

Metalloid

97.

Identify Element Class: Beryllium (Be)

a)

Metal

b)

Non-metal

c)

Metalloid

98.

Identify Element Class: Carbon (C)

a)

Metal

b)

Non-metal

c)

Metalloid

99.

Identify Element Class: Nitrogen (N)

a)

Metal

b)

Non-metal

c)

Metalloid

100.

Identify Element Class: Oxygen (O)

a)

Metal

b)

Non-metal

c)

Metalloid

101.

Identify Element Class: Fluorine (F)

a)

Metal

b)

Non-metal

c)

Metalloid

102.

Identify Element Class: Magnesium (Mg)

a)

Metal

b)

Non-metal

c)

Metalloid

103.

Identify Element Class: Phosphorus (P)

a)

Metal

b)

Non-metal

c)

Metalloid

104.

Identify Element Class: Sulfur (S)

a)

Metal

b)

Non-metal

c)

Metalloid

105.

Identify Element Class: Chlorine (Cl)

a)

Metal

b)

Non-metal

c)

Metalloid

106.

Identify Element Class: Potassium (K)

a)

Metal

b)

Non-metal

c)

Metalloid

107.

Identify Element Class: Calcium (Ca)

a)

Metal

b)

Non-metal

c)

Metalloid

108.

Identify Element Class: Barium (Ba)

a)

Metal

b)

Metalloid

c)

Non-Metal

109.

Identify Element Class: Silicon (Si)

a)

Metal

b)

Metalloid

c)

Non-Metal

110.

Identify Element Class: Boron (B)

a)

Metal

b)

Metalloid

c)

Non-Metal

111.

Identify Element Class: Germanium (Ge)

a)

Metal

b)

Metalloid

c)

Non-Metal

112.

Identify Element Class: Arsenic (As)

a)

Metal

b)

Metalloid

c)

Non-Metal

113.

Identify Element Class: Polonium (Po)

a)

Metal

b)

Metalloid

c)

Non-Metal

114.

Identify Element Class: Tellurium (Te)

a)

Metal

b)

Metalloid

c)

Non-Metal

115.

Identify Element Class: Astatine (At)

a)

Metal

b)

Metalloid

c)

Non-Metal

116.

Identify Element Class: Antimony (Sb)

a)

Metal

b)

Metalloid

c)

Non-Metal

117.
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
118.
How many atoms of aluminum are on each side of the following equation: 4Al + 3O2 --> 2Al2 O3
a)
2
b)
6
c)
1
d)
4
119.
Is the following equation balanced or unbalanced?
Fe + S --> FeS
a)
balanced
b)
unbalanced
120.

CuO+H2O → Cu(OH)2CuO+H_2O\ \rightarrow\ Cu\left(OH\right)_2  

Is the  equation balanced or unbalanced?

a)

balanced

b)

unbalanced

121.
Element or compound?
H2O
a)
element
b)
compound
122.
How many atoms are there TOTAL in:
H2SO4
a)
6
b)
5
c)
7
d)
3
123.
How many oxygens are in Al₂(SO₄)₃?
a)
4
b)
12
c)
7
d)
24
124.
Which side of a chemical equation is the reactant side?
a)
Left (before the yields sign)
b)
Right (after the yields sign)
125.
Which side of a chemical equation os the product side?
a)
Left (before the yields sign)
b)
Right (after the yields sign)
126.

Which equation is balanced?

a)

PbO2 + 2H2 --> PbOH2

b)

SO2 + H20 --> H2SO4

c)

2Na + 2H2O --> 2NaOH + H2

127.
What is the little number after an element in a chemical equation called.
Example: H2
a)
Coefficient 
b)
Subscript
c)
Atom
d)
Equation
128.

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

a)

Balanced

b)

Not Balanced

129.

Who is the person most responsible for your academic success?

a)

Me

b)

My Parents

c)

My Teachers

d)

My Principals

130.

Which of the following will form an anion?

a)

Tin

b)

Lead

c)

Chlorine

d)

Zinc

131.

Which of the following will form a cation?

a)

Aluminum

b)

Sulfur

c)

Iodine

d)

Nitrogen

132.

Which of the following will form an anion?

a)

Titanium

b)

Iron

c)

Calcium

d)

Sulfur

133.

Which of the following elements will form a cation?

a)

Arsenic

b)

Copper

c)

Bromine

d)

Fluorine

134.

Which of the following elements will form an anion?

a)

Calcium

b)

Cobalt

c)

Nickel

d)

Iodine

135.

Which of the following will form a cation?

a)

Tellurium

b)

Iodine

c)

Nitrogen

d)

Nickel

Similar Resources on Wayground

Bridges

139 questions

Bridges

quiz

Worksheet

•

7th Grade

End of Semester Review

130 questions

End of Semester Review

quiz

Worksheet

•

7th Grade

Physics: Magnetism and Electricity

137 questions

Physics: Magnetism and Electricity

quiz

Worksheet

•

6th - 9th Grade

Unit 1 Review

132 questions

Unit 1 Review

quiz

Worksheet

•

6th - 8th Grade

Physical Science Midterm study guide

135 questions

Physical Science Midterm study guide

quiz

Worksheet

•

7th - 10th Grade

7R Final Review 2024

136 questions

7R Final Review 2024

quiz

Worksheet

•

7th Grade

UE1 7th Study Guide Science

138 questions

UE1 7th Study Guide Science

quiz

Worksheet

•

6th - 8th Grade

EFM Test Review 2023

135 questions

EFM Test Review 2023

quiz

Worksheet

•

6th - 8th Grade