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element, compound, mixture

Total questions: 30

Worksheet time: 22mins

Name
Class
Date
1.
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
2.
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
3.
a)
element
b)
compound
c)
mixture of elements and compounds
d)
mixture of compounds
4.
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds and elements
5.

Sweet Tea, everything is mixed evenly and looks the same.

a)

Heterogeneous Mixture

b)

Homogeneous Mixture

6.

H2 is an example of a(n)...

a)

Element

b)

Compound

c)

Molecule

d)

Heterogeneous Mixture

7.
a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

8.

A molecule is created when the same _________ is bonded together. For example: C10

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

9.

2 or more different elements that are bonded together is called...

a)

A. element

b)

B. compound

c)

C. mixture

d)

D. solution

10.
A substance that contains only one type of atom is a(n)
a)
compound
b)
element
c)
heterogeneous mixture
d)
homogeneous mixture
11.
Which of the following lists only elements?
a)
H2O + OH, MgCl2
b)
H2O, KF, Ne
c)
KCl, Ag, Au
d)
K, Cl, N
12.

Jay combines water, sugar, and lemon juice to form lemonade. What type of substance was made?

a)

Element

b)

Molecule

c)

Mixture

13.
Which of the following is an example of a heterogenous mixture?
a)
soap
b)
a salad with lettuce, olives, and tomatoes
c)
cup of coffee
d)
water
14.
Two or more substances mingled together, but not chemically combined are known as a
a)
residue
b)
solution
c)
distillate
d)
mixture
15.
The air is a _________. 
a)
element 
b)
mixture 
c)
compound 
d)
energy 
16.
In general, metals are _____. 
a)
poor conductors of heat
b)
brittle
c)
poor conductors of electricity 
d)
good conductors of heat
17.

Humans absorb oxygen from the air they breathe in and exhale carbon dioxide gas, CO2. Carbon dioxide gas is

a)

an element made of carbon and oxygen atoms.

b)

a solution made of carbon and oxygen atoms.

c)

a compound of carbon and oxygen atoms.

d)

a mixture of carbon and oxygen atoms.

18.

Rows in the Periodic Table are called

a)

Periods

b)

Groups/Families

c)

Cousins

d)

Metals

19.

Column in the Periodic Table are called

a)

Periods

b)

Groups/Families

c)

Cousins

d)

Metals

20.

The elements that touch the zigzag line on the Periodic Table are called

a)

metals

b)

nonmetals

c)

metalloids

d)

gasses

21.

The three kinds of elements are

a)

metals, nonmetals, and liquid metals

b)

metals, nonmetals, and metalloids

c)

metals, solids, and liquids

d)

metalloids, asteroids, and nonmetals

22.
What is the chemical symbol for Lithium?
a)
H
b)
He
c)
Li
d)
N
23.

Hydrogen is a:

a)

Alkali metal

b)

Metalloid

c)

Non-metal

d)

Noble gas

24.
How many elements are in H2O?
a)
1
b)
2
c)
3
d)
4
25.
Silicon is a semiconductor and has properties of both metals and nonmetals. What type of element is Silicon? 
a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Pretty
26.
Aluminum
a)
Al
b)
A
c)
Ai
d)
Au
27.
Calcium
a)
C
b)
Ca
c)
Cl
d)
Cm
28.
Iodine
a)
Fe
b)
Io
c)
Id
d)
I
29.
Sodium
a)
S
b)
Na
c)
So
d)
K
30.
Potassium
a)
P
b)
Po
c)
Ps
d)
K

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