WorksheetsPeriodic Table
Total questions: 62
Worksheet time: 1hrs 27mins
Name
Class
Date
1.
In the modern periodic table elements are arranged by:
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
2.
Each column in the periodic table is called a
a)
period
b)
group
c)
cluster
d)
unit
3.
How many Valance electrons does Iodine Have?
a)
6
b)
16
c)
7
d)
17
4.
The periodic table has __ periods.
a)
18
b)
8
c)
2
d)
7
5.
An element's identity is determined by the number of
a)
electrons.
b)
protons.
c)
neutrons.
d)
valence.
6.
The majority of elements on the periodic table are
a)
man made.
b)
nonmetals.
c)
metals.
d)
gases.
7.
Rows on the period table are called _____ while columns are called _____.
a)
groups, families
b)
groups, periods
c)
periods, groups
d)
families, groups
8.
The periodic table has __ groups.
a)
8
b)
7
c)
18
d)
2
9.
Which group of the periodic table is composed of inert (not reactive) gases?
a)
alkali metals
b)
alkaline earth metals
c)
halogens
d)
noble gases
10.
Each column in the periodic table is called a
a)
period
b)
group
c)
cluster
d)
unit
11.
Which element is not a metal?
a)
H
b)
Re
c)
Al
d)
Be
12.
Which is a halogen?
a)
Helium
b)
Chlorine
c)
Oxygen
d)
Neptune
13.
Which is an alkali metal?
a)
Magnesium
b)
Iron
c)
Sodium
d)
Europium
14.
What section is the least reactive?
a)
yellow
b)
red
c)
dark blue
d)
orange
15.
A negatively charged particle that moves around the nucleus is a(n)
a)
proton
b)
neutron
c)
electron
d)
quark
16.
Valence electrons are:
a)
Electrons in the outside energy level
b)
Electrons closest to the nucleus
c)
Electrons that are positively charged
d)
Electrons with no charge
17.
The atomic number tells you what?
a)
number of electrons
b)
number of protons
c)
number of neutrons
d)
both protons and neutrons
18.
Why is water NOT on the periodic table?
a)
It is naturally occuring
b)
It is a compound, not an element
c)
It exists as a solid, a liquid, and a gas
d)
Its chemical formula doesn't fit
19.
Choose the answer which contains ONLY elements.
a)
carbon dioxide, carbon, boron
b)
water, calcium, bromine
c)
hydrogen, carbon dioxide, paper
d)
gold, silver, iron
20.
What element is represented in this model?
a)
Carbon
b)
Hydrogen
c)
Aluminum
d)
Lithium
21.
Which subatomic particle has no electric charge?
a)
the proton
b)
the neutron
c)
the electron
d)
the photon
22.
Where are valence electrons found in an atom?
a)
first electron shell
b)
second electron shell
c)
third electron shell
d)
outermost electron shell for most atoms
23.
How many valence electrons does this atom have?
a)
2
b)
4
c)
6
d)
8
24.
Which subatomic particles are found in nucleus?
a)
Proton and electron
b)
Proton and neutron
c)
neutron and electron
d)
neutron, electron and proton
25.
Which is an electron?
a)
A
b)
B
c)
C
26.
Which is an proton?
a)
A
b)
B
c)
C
27.
Which is an neutron?
a)
A
b)
B
c)
C
28.
Particles in an atom's nucleus that are neutral and have no charge are
a)
megatrons.
b)
electrons.
c)
neutrons.
d)
protons.
29.
A negatively charged particle that moves around the nucleus is a(n)
a)
proton
b)
neutron
c)
electron
d)
quark
30.
Two elements chemically bonded form
a)
element
b)
compound
c)
mixture
d)
solutions
31.
Which element is not in the Alkali metal family?
a)
Li
b)
H
c)
Fr
d)
Cs
32.
Elements on the right side of the of the zigzag line are normally?
a)
non metals
b)
metals
c)
metalloids
d)
rare earth metals
33.
According to periodic trends, which element would have more valence electrons than oxygen?
a)
carbon (C)
b)
chlorine (Cl)
c)
selenium (Se)
d)
phosphorus (P)
34.
In which pair of elements are both metalloids?
a)
Sn and Sb
b)
Sb and Te
c)
Te and I
d)
I and Xe
35.
Based on its position in the Periodic Table of the Elements, how many valence electrons does phosphorus have?
a)
3
b)
5
c)
8
d)
15
36.
The number of valence electrons in an element affects the reactivity of that element. Which element listed has the fewest valence electrons?
a)
beryllium (Be)
b)
sodium (Na)
c)
oxygen (O)
d)
neon (Ne)
37.
According to the Periodic Table of the Elements, which set of elements has similar properties?
a)
H, C, I
b)
He, H, Al
c)
He, Ne, Ar
d)
Na, Ca, Al
38.
The element krypton is a gas that shows almost no chemical activity. To find another element with similar properties, what should a student look for on the Periodic Table of the Elements?
a)
an element in the same group
b)
an element in the same period
c)
an element with the same net charge
d)
an element with the same atomic mass
39.
The periodic table has changed over time as new elements have been added to it. Which is the most likely reason scientists update the periodic table?
a)
Scientists rename old elements
b)
Scientists discover new elements.
c)
Stars produce new elements that travel to Earth.
d)
Past mistakes are corrected in identifying
40.
A student looking for an element that will bond with sodium (Na) knows that table salt is a compound of sodium and chlorine (Cl). Based on this information, which of the following elements would most likely bond with sodium?
a)
argon (Ar)
b)
bromine (Br)
c)
calcium (Ca)
d)
potassium (K)
41.
Which element has 2 electrons in the outermost energy level?
a)
cesium (Cs)
b)
magnesium (Mg)
c)
boron (B)
d)
argon (Ar)
42.
An atom of which element contains one more proton than one atom of chlorine (Cl)?
a)
sulfur (S)
b)
argon (Ar)
c)
fluorine (F)
d)
bromine (Br)
43.
If an atom had the same properties as fluorine (F), it would probably be located in
a)
period 1.
b)
period 2.
c)
group 2.
d)
group 17.
44.
Which of these metals is usually observed in a "liquid" state?
a)
Cadmium
b)
Indium
c)
Mercury
d)
Thallium
45.
Which of the following has a full valence shell?
a)
Oxygen
b)
Neon
c)
Barium
d)
Carbon
46.
How many Valance electrons does Iodine Have?
a)
6
b)
16
c)
7
d)
17
47.
The period for Bromine is ___________.
a)
3
b)
2
c)
4
d)
5
48.
Membership in a family is based on the number of
a)
electrons
b)
valence electrons
c)
protons
d)
neutrons
49.
The alkali metals have how many valence electrons?
a)
1
b)
2
c)
7
d)
8
50.
Calcium is most like which of the following?
a)
Barium
b)
Potassium
c)
Cesium
d)
Nitrogen
51.
Column 2 contains which family?
a)
Alkali Metals
b)
Alkaline Earth Metals
c)
Halogens
d)
Transition Metals
52.
Protons have a ________ electrical charge.
a)
Negative (-)
b)
Positive (+)
c)
Neutral (No Charge)
53.
In this picture, the Electrons are found in which color?
a)
Blue
b)
Red
c)
Green
54.
What element is represented in this model?
a)
Co
b)
C
c)
O
d)
N
55.
Which element would lose 2 valence electrons?
a)
calcium
b)
potassium
c)
carbon
d)
oxygen
56.
Which element would gain 2 valence electrons?
a)
calcium
b)
magnesium
c)
carbon
d)
oxygen
57.
Which element would lose 1 valence electrons?
a)
calcium
b)
potassium
c)
carbon
d)
oxygen
58.
How many protons does oxygen have?
a)
8
b)
16
c)
6
d)
2
59.
How many valence electrons does oxygen have?
a)
8
b)
16
c)
6
d)
2
60.
Which element would gain electrons when bonding?
a)
chlorine
b)
sodium
c)
barium
d)
francium
61.
As you go down a family, the elements
a)
become more metallic.
b)
become less metallic.
c)
do not change.
62.
As you go across a period from left to right, the elements
a)
become more metallic.
b)
become less metallic.
c)
do not change.
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