NEW
Font size
WorksheetsOrganizing the Elements
Total questions: 54
Worksheet time: 28mins
What is the periodic table?
a chart of the elements
the average mass of all the isotopes of an element
True or False: The elements in the current periodic table are arranged in order of atomic mass.
True
False
Who created the first periodic table?
Lothar Mayer
Dmitri Mendeleev
What is the name of this element?
Oxygen
Tin
Sulfur
Magnesium
What is the atomic number of this element?
8
15.999
What is the chemical symbol of this element?
O
Ox
Oy
Og
What is a row of elements on the periodic table called?
period
group
What is a column of elements on the periodic table called?
period
group
The elements in a period have the same or similar properties.
True
False
The elements in a group have the same or similar properties.
True
False
What does malleable mean?
able to be hammered or bent
ability to move heat and electricity
conducts heat and electricity only sometimes
What is a conductor?
able to be hammered or bent
can move heat and electricity
can move heat and electricity sometimes
What is a semiconductor?
can be hammered or bent
can move heat and electricity
can move heat and electricity sometimes
Reactivity means the ability to bond with other atoms.
True
False
Which group has the most reactive metals?
Alkali metals
Halogens
Which group has the least reactive gases?
Halogens
Noble gases
Which group has 2 valence electrons?
Transition Metals
Alkaline Earth Metals
Which group has the magnetic elements iron, cobalt, and nickel?
Transition Metals
Alkaline Earth Metals
Which group has very reactive nonmetals like fluorine and chlorine?
Halogens
Noble Gases
Which group has two metals and two metalloids?
Rare Earth Metals
Carbon Family
Which group has the element we need for breathing?
Boron Family
Oxygen Family
Which group of elements contain the most useful semiconductors?
Metals
Nonmetals
Metalloids
True or False: The elements in the current periodic table are arranged in order of atomic mass.
True
False
Who created the first periodic table?
Mendel
Mendeleev
Bohr
Dalton
What is the atomic number of this element?
8
15.999
16.8
24
What is a column of elements on the periodic table called?
period
group
row
column
What is a row of elements on the periodic table called?
period
group
row
column
A(n) ____ is an arrangement of elements in columns, based on a set of properties that repeat from row to row.
chemical formula
Periodic table
chemical reaction
chemical chart
What is the atomic mass of this element?
Xe
54
45
131.293
What is the atomic number?
131.293
54
45
Xe
What does the atomic number tell you?
How much an atom of the element weighs
How many protons are in the atom of the element
How many neutrons are in a molecule
The name of the element
How can the properties of an element be predicted?
By where they are found on earth
By the scientist who discovered them
By their discovery date
By their location on the periodic table
The elements in a period have the same or similar properties.
True
False
The elements in a group have the same or similar properties.
True
False
Mendeleev arranged his periodic table in order of increasing atomic number.
TRUE
FALSE
The rows in the periodic table are called periods.
FALSE
TRUE
Moving across the periodic table from left to right, one finds, in order, metals, then gases, then nonmetals.
TRUE
FALSE
Another name for a period is a family.
FALSE
TRUE
On the periodic table, elements in the same column have similar properties.
TRUE
FALSE
An element's __________ can be predicted from its location on the periodic table.
color
properties
density
The average mass of all the isotopes of an element is called the _________.
atomic mass
atomic number
density
The modern periodic table is arranged in order of increasing __________.
atomic mass
atomic number
atomic weight
Information found on the periodic table for each element includes its atomic number, __________, name, and atomic mass.
chemical symbol
density
radioactivity
An element with atomic number 10 is located to the __________ of an element with atomic number 9.
left
right
below
The periodic table is arranged in __________ periods (or rows).
7
9
18
36
The periodic table is arranged in __________ groups (or columns).
7
9
18
36
The properties of the elements change in a pattern from __________.
right to left
left to right
top to bottom
bottom to top
From our lesson discussion, the three elements mentioned in class that react with water are __________.
hydrogen, lithium, and sodium
lithium, sodium, and potassium
sodium, potassium, and rubidium
Einsteinium, Mendelevium, and Americium
Dmitri Mendeleev set himself apart from others for the fact that __________.
created the first periodic table.
created the first periodic table AND correctly predicted the properties of yet discovered elements.
correctly predicted the properties of yet discovered elements.
none of these choices set him apart from others.
An element in period 4 will have __________ energy levels.
2
4
3
6
The element's position from the left will tell you __________.
the atomic number.
the number of electron energy levels.
the number of electrons in the first energy level.
the number of electrons in the outermost energy level.
The MAXIMUM number of electrons in the third energy level is __________.
2
8
18
32
There are __________ elements on the periodic table.
2
18
32
118
To find the number of neutrons in the nucleus of the atom, one would __________.
add the number of protons and electrons together.
double the number of protons.
round the atomic mass and then subtract the number of protons from it.
divide the atomic mass by 2.
