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Element & Compound Periodic Table and Metal/Nonmental/Metalloid

Total questions: 41

Worksheet time: 1hrs 22mins

Name
Class
Date
1.
A pure substance...
a)
is an element or a compound
b)
is an element or a mixture
c)
is a compound or a mixture
d)
is a mixture
2.

A substance made up of two or more chemically combinedelements is —

a)

an element

b)

mixture

c)

compound

d)

solution

3.

A substance that cannot be broken down into any other substance by chemical or physical means is called —

a)

solution

b)

mixture

c)

element

d)

compound

4.
Two or more physically combined substances form —
a)
a compoud
b)
an acid
c)
an element
d)
a mixture
5.
NaHCO3 is an example of —
a)
an abbreviation
b)
a compound
c)
a mixture
d)
an element
6.
A substance made of only one type of atom is called —
a)
an element
b)
a mixture
c)
a compound
d)
a salt
7.
Which of the following is a way in which elements and compounds are similar?
a)
Elements and compounds are pure substances.
b)
Elements and compounds are both made up of different kinds of atoms.
c)
Elements and compounds can both be broken down by physical means.
d)
Elements and compounds are listed on the periodic table.
8.
Two or more substances in the same place but NOT chemically combined or in a specific ratio is called —
a)
a compound 
b)
a pure substance
c)
an element
d)
a mixture
9.

A compound is made of two ________ atoms.

a)

of the same

b)

big

c)

different

10.
Which of the following represents an element?
a)
H2O
b)
H2
c)
NaCl
d)
CaCO3
11.
Salt water boils and the water completely evaporates, salt (NaCl) is left in the bottom of the beaker. Which of the following is left in the beaker?
a)
Compound
b)
Element
c)
Mixture
d)
None of the Above
12.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
13.
When elements form mixtures, the elements keep their original properties. 
a)
True
b)
False
14.

Which statement identifies why oxygen is classified as a pure substance and air is classified as a mixture?

a)

Oxygen is more reactive than air.

b)

Oxygen has a higher density than air.

c)

Oxygen goes under a phase change, whereas air is always a gas.

d)

Oxygen contains only one substance, but air contains several substances.

15.

Which of the following is an example of of a container filled with a pure substance rather than with a mixture?

a)

A tire filled with air.

b)

A jar filled with salt water.

c)

A balloon filled with helium.

d)

A glass filled with chocolate milk.

16.

Water (H2O), is not found on the periodic table because water is a...

a)

atom

b)

liquid

c)

mixture

d)

compound

17.

When the elements copper (Cu) and oxygen (O) chemically combine, they form...

a)

an ion

b)

a gas

c)

a compound

d)

a mixture

18.

This image is a model of...

a)

an element

b)

a compound

c)

a homogenous mixture

d)

a heterogeneous mixture

19.

This picture is a model of...

a)

an element

b)

a compound

c)

a homogenious mixture

d)

a heterogeneous mixture.

20.

This picture is a model of a...

a)

element

b)

compound

c)

mixture

21.

What is H2SO4 made up of?

a)

2 hydrogen, 1 sulfur, 4 oxygen

b)

1 hydrogen, 2 sulfur, 4 oxygen

c)

2 hydrogen & 4 sodium

d)

1 hydrogen & 6 sodium

22.

In general, metals are _____.

a)

poor conductors of heat

b)

brittle

c)

low melting points and low density

d)

good conductors of heat and electricity

23.
Classify the picture with the correct label.
a)
Mixture of Compounds
b)
Mixture of Elements
c)
Compound
d)
Mixture of Elements & Compounds
24.
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.
25.
Which element is not a metal?
a)
H
b)
Re
c)
Al
d)
B
26.
The atoms along the staircase are called 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
27.

A table in which all the known elements are arranged by properties and represented by symbols

a)

Physical Properties

b)

Metals

c)

Periodic Table of Elements

d)

Conductor

28.

Elements that are typically not shiny, not malleable, and poor conductors of heat and electricity

a)

semi-conductors

b)

metals

c)

metalloids

d)

nonmetals

29.

Elements that have some properties of both metals and nonmetals, sometimes called semi-conductors

a)

conductor

b)

metals

c)

metalloids

d)

nonmetals

30.
A student is given a sample of an unknown substance. He is asked to determine if it is classified as a metal, a metalloid, or a nonmetal. He discovered that the unknown element conducted some heat and electricity, had a shiny luster, and broke easily. This element is most likely a 
a)
metal
b)
nonmetal
c)
metalloid
d)
cannot be determined
31.
How would this element be classified?
a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Metamorphic
32.
Some students conducted a laboratory investigation to learn more about the physical properties of different elements. They observed four samples and recorded their observations in the table . Based on these observations, which sample is most likely a nonmetal?
a)
Sample 1
b)
Sample 2
c)
Sample 3
d)
Sample 4
33.

The Earth, living matter, oceans, and atmosphere are composed of-

a)

so many different elements that they cannot all be listed.

b)

all of the elements on the Periodic Table equally.

c)

a limited number of known elements.

d)

no elements at all.

34.

What element is found in all four areas of the earth (lithosphere or solid earth), biosphere (all living matter on earth), hydrosphere (all water on earth), and atmosphere (the sphere of gases surrounding our earth)?

a)

Sodium (Na)

b)

Oxygen (O)

c)

Carbon (C)

d)

Nitrogen (N)

35.

Two most abundant elements that occur in the earth's atmosphere are _____ and _______.

a)

Silicon and Argon

b)

Argon and Aluminum

c)

Nitrogen and Oxygen

d)

Helium and Nitrogen

36.

Which of the following are the elements found in the solid part of the Earth?

a)

Calcium, Barium and Oxygen

b)

Oxygen, Silicon and Aluminum

c)

Iron, Oxygen and Aluminum

d)

Potassium, Silicon and Oxygen

37.

Which of the following elements are the most abundant found in the ocean?

a)

Oxygen and Hydrogen

b)

Nitrogen and Oxygen

c)

Sulfur and Oxygen

d)

Sodium and Chlorine

38.
What element is found in all four areas of the earth that we studied?
a)
Sodium (Na)
b)
Oxygen (O)
c)
Carbon (C)
d)
Nitrogen (N)
39.

The four most abundant elements found in the oceans are_____, _____, _____ and _______.

a)

Sodium, Nitrogen, Boron and Helium

b)

Oxygen, Aluminum, Chlorine and Phospohorus

c)

Iron, Carbon, Oxygen and Hydrogen

d)

Oxygen, Hydrogen, Chlorine and Sodium

40.

This pie chart represents the elemental composition of the _____

a)

Atmosphere

b)

Hydroshpere

c)

Life on Earth (Biosphere)

d)

Crust (lithosphere)

41.

Which of the following is the most abundant elements found inside of you?

a)

H, O, Cl, Na

b)

C, H, N, O, P, S

c)

O, Si, Al

d)

N, O

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