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OL Chpt 2 Review

Total questions: 46

Worksheet time: 23mins

Name
Class
Date
1.
Each column in the periodic table is called a 
a)
period
b)
group
c)
cluster
d)
unit
2.
Elements which are shiny, conduct electricity and heat are called
a)
metal
b)
nonmetal
c)
metalloid
d)
nonexistent
3.
The atoms along the staircase are called 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
4.
A horizontal row of elements in the periodic table.
a)
column
b)
group
c)
period
5.
A vertical column in the periodic table.  Elements share similar properties.
a)
row
b)
group
c)
period
6.
The simplest substance is..?
a)
Carbon
b)
An element
c)
Water
d)
A simple compound 
7.
Periods on the periodic table are __________.
a)
Horizontal Rows
b)
Vertical Columns
8.
Groups on the periodic table are __________.
a)
Horizontal Rows
b)
Vertical Columns
9.
What does the 6 represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol 
10.

Elements which are shiny, conduct electricity and heat are called

a)

metal

b)

nonmetal

c)

metalloid

d)

nonexistent

11.
How did Mendeleev arrange the elements?
a)
alphabetical 
b)
density
c)
melting point
d)
atomic mass
12.
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
13.
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
14.
What is the chemical symbol for Lithium?
a)
H
b)
He
c)
Li
d)
N
15.
Most of the elements on the periodic table are classified as _____.
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Periods
16.

Who invented the Periodic Table?

a)

Mendeleev

b)

Bohr

c)

Lewis

d)

Democritus

17.

Hydrogen is a:

a)

Alkali metal

b)

Metalloid

c)

Non-metal

d)

Noble gas

18.

The Russian scientist who created one of the first periodic tables by using atomic mass was:

a)

Bohr

b)

Rutherford

c)

Mendeleev

d)

Thomson

19.

The elements to the right of the staircase line are ...

a)

Metals

b)

Non metals

c)

Metaloids

d)

Crustaceans

20.

The elements to the left of the staircase line are ...

a)

Metals

b)

Non metals

c)

Metaloids

d)

Crustaceans

21.

The metals and non metals are separated on the periodic table by ...

a)

Dotted lines

b)

Commas

c)

Yellow boxes

d)

Staircase line

22.

Both elements and compounds are pure substances.

a)

Agree

b)

Disagree

23.

The chemical symbol of an element always matches the element's name.

a)

Agree

b)

Disagree

24.

Carbon is considered an element, while carbon dioxide is considered a compound. This is because carbon dioxide is ---

a)

a gas at room temperature.

b)

made of two different elements.

c)

given off by green plants.

d)

useful to human beings

25.

A section of the Periodic Table is shown. What is the Chemical Symbol for Magnesium?

a)

12

b)

Magnesium

c)

24.31

d)

Mg

26.

Compounds are different than elements because compounds are ---

a)

combinations of two or more elements.

b)

not able to be broken down into parts.

c)

made from the same type of atoms.

d)

a pure substance; elements are not.

27.

The smallest particle of any particular type of matter is known by which of the following terms?

a)

Element

b)

Chemical

c)

Atom

d)

Compound

28.
Is sugar (C12H22O11) an element or a compound?
a)
Element
b)
Compound
29.
Is water an element or a compound?
a)
Element
b)
Compound
30.
How many elements are represented in the compound?
Na2CO3
a)
1
b)
2
c)
3
d)
4
31.

Represented by an unique chemical symbol

a)

Elements

b)

Compounds

c)

Both

32.

Located on the Periodic Table

a)

Elements

b)

Compounds

c)

Both

33.

Cannot be broken down into a simpler substance

a)

Elements

b)

Compounds

c)

Both

34.

Which is the best description of an element?

a)

A substance that cannot be broken down into simpler substances

b)

A collection of atoms that have different abilities when joined together

c)

A man-made mineral

d)

A mixture of substances

35.
Carbon Dioxide is a ______ 
a)
compound 
b)
element 
c)
mixtures 
d)
Battle of Bunker Hill 
36.
A compound consists of two or more elements bound together.
a)
True
b)
False
37.
Is Iron (Fe) an element or a compound?
a)
Element
b)
Compound
38.

Use your Periodic Table to identify the elements below based on its

symbol. Write the name of the element in the space provided.


S

a)

Sulfur

b)

Salt

c)

Selenium

d)

Silicon

39.

Use your Periodic Table to identify the elements below based on its

symbol. Write the name of the element in the space provided.


Na

a)

Silicon

b)

Hydrogen

c)

Lithium

d)

Sodium

40.

Use your Periodic Table to identify the elements below based on its

symbol. Write the name of the element in the space provided.


Cl

a)

Calcium

b)

Carbon

c)

Chlorine

d)

Chromium

41.

Use your Periodic Table to identify the elements below based on its

symbol. Write the name of the element in the space provided.


N

a)

Neon

b)

Nitrogen

c)

Sodium

d)

Krypton

42.

How many elements are found in the compound below?


NaHCO3

a)

6

b)

5

c)

4

d)

3

43.

Which of the following is representative of an element?

a)

H20

b)

CH4

c)

CO2

d)

Na

44.

Which of the following is representative of an element?

a)

H20

b)

CH4

c)

CO2

d)

Na

45.

Which of the following is a compound?

a)

Co

b)

CO2

c)

Na

d)

H

46.

How many different elements are in the compound?

a)

12

b)

3

c)

24

d)

6

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