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Chemistry Review

Total questions: 98

Worksheet time: 51mins

Name
Class
Date
1.

Two or more elements chemically combined together are called a

a)

Element

b)

Compound

c)

Mixture

d)

Solution

2.

The smallest amount you can have of one element is a(n)

a)

Molecule

b)

Compound

c)

Atom

d)

Sprinkle

3.

The simplest natural substance is called a(n)

a)

Element

b)

Compound

c)

Mixture

d)

Solution

4.

Scientists use a _____________ as an abbreviation for an element name.

a)

Atom

b)

Molecule

c)

Compound

d)

Chemical Symbol

5.

The first letter of a chemical symbol is always a

a)

Capital

b)

Lowercase

c)

Number

d)

Symbol

6.

The second letter of a chemical symbol is always a

a)

Capital

b)

Lowercase

c)

Number

d)

Symbol

7.

H2O is an example of

a)

Compound

b)

Element

8.

Ne is an example of

a)

Compound

b)

Element

9.

CaCl2 is an example of

a)

Compound

b)

Element

10.
all matter is made of what 
a)
energy 
b)
atoms 
c)
electrons 
d)
compounds 
11.
Atoms make up, what?
a)
Everything living and nonliving
b)
Energy
12.
Which of these is a property of metals?
a)
It's malleable
b)
It can't conduct electricity
c)
They are used in food
d)
It's very brittle
13.
Which of these grouping of elements could have the characteristic of brittle?
a)
Metal
b)
Nonmetal
14.
Which of the following is a good conductor of heat?
a)
Metal
b)
Nonmetal
c)
Metalloid
15.
Some characteristics of a metal are that it is malleable and ductile.
a)
TRUE
b)
FALSE
16.
If a material can easily be drawn into the shape of a wire, it is
a)
Ductile
b)
Magnetic
c)
Malleable
d)
Reactive
17.
Iron is a good conductor, malleable and magnetic. What type of element is Iron? 
a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Pretty
18.
Which elements are found on the left to middle of The Periodic Table? 
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Candles
19.
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
20.
Which elements are found on the right side of The Periodic Table?
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Water
21.
All of these properties describe metals except...
a)
malleable
b)
conductors
c)
brittle 
d)
shiny
22.
Which element is a metalloid?
a)
Titanium
b)
Selenium
c)
Potassium
d)
Polonium
23.
Which of the following is a good conductor of heat?
a)
Metal
b)
Nonmetal
c)
Metalloid
24.
One property of a nonmetals is that it is a good conductor of electricity?
a)
true
b)
false
25.
All of the following would classify an element as a metal except?
a)
Dull
b)
Luster
c)
Malleable
d)
Hard
26.
Non-metals are good conductors of heat and electricity. 
a)
TRUE
b)
FALSE
27.
Metalloids are weak conductors of heat and electricity. 
a)
TRUE
b)
FALSE
28.

_____________ ______________ are things you can observe and describe about matter without it changing chemically.

a)

Chemical properties

b)

Luster

c)

Physical properites

d)

Ductile

29.

______________ refers to the way most metals can be stretched into wires.

a)

Luster

b)

Ductile

c)

Malleable

d)

Metal

30.

The way a metal’s surface reflects light is called ________________.

a)

dull

b)

luster

c)

solids

d)

metal

31.

______________ refers to the way a metal can be hammered or rolled into thin sheets.

a)

Luster

b)

Malleable

c)

Metalloids

d)

Solid

32.

Metals are found on the ______________ side of the periodic table.

a)

nonmetals

b)

left

c)

right

d)

metals

33.

This group of elements have properties that are opposite those of metals. ______________________

a)

luster

b)

nonmetals

c)

metalloids

d)

metals

34.

This group of elements sit along a stair step line on the periodic table and have properties of both metals and nonmetals. _________________________

a)

luster

b)

metals

c)

nonmetals

d)

metalloids

35.

Copper is a common metal. Which of the following properties does this metal most likely have?

a)

High conductivity, high malleability, and low luster

b)

Low conductivity, low malleability, and low luster

c)

High conductivity, high malleability, and high luster

d)

Low conductivity, high malleability, and high luster

36.
a)

Metal

b)

Nonmetal

c)

Metalloid

37.
a)

Metal

b)

Nonmetal

c)

Metalloid

38.
a)

Metal

b)

Nonmetal

c)

Metalloid

39.
a)

Metal

b)

Nonmetal

c)

Metalloid

40.
a)

Metal

b)

Nonmetal

c)

Metalloid

41.
a)

Metal

b)

Nonmetal

c)

Metalloid

42.
a)

Metal

b)

Nonmetal

c)

Metalloid

43.
a)

Metal

b)

Nonmetal

c)

Metalloid

44.
a)

Metal

b)

Nonmetal

c)

Metalloid

45.
a)

Metal

b)

Nonmetal

c)

Metalloid

46.
a)

Metal

b)

Nonmetal

c)

Metalloid

47.
a)

Metal

b)

Nonmetal

c)

Metalloid

48.
a)

Metal

b)

Nonmetal

c)

Metalloid

49.
a)

Metal

b)

Nonmetal

c)

Metalloid

50.
a)

Metal

b)

Nonmetal

c)

Metalloid

51.
a)

Metal

b)

Nonmetal

c)

Metalloid

52.
a)

Metal

b)

Nonmetal

c)

Metalloid

53.
a)

Metal

b)

Nonmetal

c)

Metalloid

54.
Anytime you see the word SEMICONDUCTOR - what substance do you have?
a)
Metal
b)
Nonmetal
c)
Metalloid
55.

Elements in the shaded area can best be described as -

a)

Malleable

b)

Brittle

c)

Dull

d)

Insulators

56.

Elements in the shaded area can best be described as -

a)

Shiny and brittle

b)

Insulators

c)

Good conductors

57.

Fill in the blank: Nonmetals have a ___________ surface, and they do not conduct heat or electricity.

a)

electricity

b)

dull

c)

changed

d)

luster

e)

metals

58.

What does malleable mean?

a)

able to be hammered or rolled into sheets

b)

will break easily

c)

able to be pulled into a wire

d)

is shiny

59.

Vanadium (V) is a good conductor, malleable and ductile. What type of element is vanadium?

a)

Metal

b)

Nonmetal

c)

Metalloid

d)

Superconductor

60.

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)

Superconductor

61.

Which elements are to the right of the zig zag?

a)

metals

b)

nonmetals

c)

metalloids

d)

superconductors

62.

A pure substance that cannot be broken down into any other substance.

a)

Elements

b)

Compounds

c)

Mixtures

63.

Symbol for an element can be found on the

a)

Periodic Table

b)

Picnic Table

c)

Mixture Table

64.

Fe is the ___________________ for iron

a)

Letters

b)

Chemical Symbol

c)

Equation

65.

A chemical formula is used to represent a(n) _________________.

a)

Element

b)

Compound

c)

Mixture

66.

Chex mix is a

a)

Mixture

b)

Compound

c)

Element

67.

CO2

a)

Element

b)

Compound

c)

mixture

68.

Cl

a)

Element

b)

Compound

c)

Mixture

69.

NaCl is the ____________ for sodium chloride.

a)

Formula

b)

Symbol

c)

Periodic Table

70.

A ___________ is a combination of many different elements not chemically combined.

a)

Element

b)

Compound

c)

Mixture

71.

It is fairly easy to separate a mixture.

a)

Yes

b)

No

72.

Is salt (NaCI) a compound or an element?

a)

Compound

b)

element

73.

What is the definition of a compound?

a)

The smallest part of any substance which can exist on its own

b)

Two or more atoms chemically joined together (can be the same or can be different)

c)

A simple substance in which all the atoms are identical

d)

Two or more different elements chemically joined together

74.

Two or more physically combined substances form

a)

a compound.

b)

an acid.

c)

an element.

d)

a mixture.

75.

A substance that contains only one type of atom is a(n)

a)

compound

b)

element

c)

heterogeneous mixture

d)

homogeneous mixture

76.

A compound is made of ________ atoms.

a)

big

b)

similar

c)

different

77.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
78.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
79.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
80.

The smallest unit of a compound is

a)

an element.

b)

a molecule.

c)

an atom.

d)

a mixture.

81.

True or False: All molecules are compounds.

a)

true

b)

false

82.

True or false: Air is a mixture.

a)

true

b)

false

83.

Matter is anything that has mass and takes up space.

a)

true

b)

false

84.
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
85.
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.
86.
What is an example of an element?
a)
Oxygen
b)
Pure water
c)
Air
d)
Table salt
87.
Classify the picture with the correct label.
a)
Element
b)
Compound
c)
Mixture of Elements
d)
Mixture of Compounds
88.

What does this illustrate

a)

Elements

b)

Compunds

c)

Mixture of Elements and Compunds

d)

Mixture of Compounds

89.
This diagram represents a _____.
a)
pure substance that is a compound
b)
mixture of elements
c)
pure substance that is an element
d)
mixture of compounds
90.

This diagram represents a _____.

a)

Element

b)

Compound

c)

Mixture of compound and element

d)

Mixture of two elements

91.

What is the symbol for silver?

a)

S

b)

Si

c)

Ag

d)

Au

92.

What is the symbol for iron?

a)

I

b)

Fe

c)

F

d)

Ir

93.

What is the symbol for sodium?

a)

Na

b)

So

c)

Sd

d)

S

94.

What element is identified by the symbol S?

a)

Sulfur

b)

Silicon

c)

Stannium

d)

Sodium

95.

What element is identified by the symbol Cu?

a)

Copper

b)

Carbon

c)

Calcium

d)

Cuprium

96.

What element is identified by the symbol K?

a)

Krypton

b)

Potassium

c)

Khlorine

d)

Fluorine

97.

Which element is more abundant in air?

a)

Oxygen

b)

Nitrogen

c)

Carbon

d)

Carbon Dioxide

98.

Which element is ALWAYS found in living things?

a)

Salt

b)

Lead

c)

Carbon

d)

Helium

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