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Periodic Table

Total questions: 22

Worksheet time: 17mins

Name
Class
Date
1.
The Modern Periodic Table of Elements is arranged by
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
2.
Sodium (Na) is found in period 
a)
3
b)
2
c)
4
d)
1
3.
Sodium (Na) is found in group 
a)
1
b)
2
c)
3
d)
4
4.
What does the atomic mass tell you? 
a)
Basically,the number of electrons and protons
b)
The number of neutrons
c)
Basically, the number of protons and neutrons
d)
The number of protons.
5.
The atomic number tells you what?  READ THE ANSWERS CAREFULLY
a)
only the number of electrons
b)
 only the number of protons
c)
only the number of neutrons
d)
the number of both electrons and protons in an atom.
6.

The horizontal (side to side) rows in the Periodic Table are called

a)

groups

b)

families

c)

periods

d)

atomic numbers

7.

what is the name of group number 2

a)

transition metals

b)

halogens

c)

metaloids

d)

alkaline earth

8.

what group number are the halogens

a)

18

b)

1

c)

2

d)

17

9.
An element's identity is determined by the number of
a)
electrons.
b)
protons.
c)
neutrons.
d)
valence.
10.
Most of the mass of an atom is found it its _____.
a)
electron cloud
b)
nucleus
c)
atomic number
d)
empty space
11.
An element is made up of only one kind of _____.
a)
isotope
b)
plastic
c)
atom
d)
metal
12.
Which is an electron?
a)
A
b)
B
c)
C
13.
What is the number of protons that the element in this image contain?
a)
14
b)
7
c)
15
d)
18
14.
What are subatomic particles? 
a)
the nucleus 
b)
electron cloud
c)
positive charge
d)
electrons, protons, and neutrons
15.

What are valence electrons?

a)

Any of an atom's electrons

b)

Electrons located on the first energy level

c)

Electrons not attached to any atom

d)

electrons located on the outer energy level

16.

What period is Lead (Pb) in?

a)

6

b)

4

c)

Metals

d)

4A

17.

What Element is in period 4, group 5A?

a)

Antimony

b)

Arsenic

c)

Tin

d)

Germanium

18.

How many neutrons does Bromine (Br) have?

a)

35

b)

80

c)

45

d)

7

19.

What is group name of the most reactive metals?

a)

Noble gases

b)

Halogens

c)

Alkali metals

d)

Alkaline earth metals

20.

Which element conducts electricity the best?

a)

Silicon

b)

Fluorine

c)

silver

d)

Arsenic

21.

What is the name of the element? (Periodic table will be needed)

a)

sodium

b)

magnesium

c)

vanadium

22.

What group and period does this element belong in? *

a)

period 1 and group 3

b)

period 3 and group 1

c)

period 2 and group 3

d)

period 3 and group 2

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