WorksheetsAtomic Structure and Periodic Table Review
Total questions: 30
Worksheet time: 16mins
Most of the elements on the Periodic Table are classified as
Metals
Metalloids
Non-Metals
How many protons does Aluminum have?
13
26
27
14
Metals have the ability to be hammered into different shapes. This is known as being ______________?
Malleable
Dull
Conductive
Ductile
Which of the following is a characteristic of matter?
Occupies space only
Has mass only
Has mass and takes up space
Which of the following is the correct charge of a neutron?
Neutral
Negative
Positive
Why do electrical cords contain metal prongs?
metals are durable
metals are conductors of heat and electricity
metals are solids at room temperature
The difference between groups/families and periods is
Groups/families are horizontal, and periods are vertical
Groups/families are in columns, and periods are in rows
Groups/families are in rows, and periods are in columns
Which of the following element would be ductile and malleable?
Radon (Rn)
Chlorine (Cl)
Iron (Fe)
Carbon (C)
Which of the these is a metal?
Oxygen (O)
Sulfur (S)
Calcium (Ca)
Iodine (I)
Elements that are in the same column have similar?
Number of neutrons
Shapes
Properties
Which of the following is the correct charge of a proton?
Positive
Negative
Neutral
How many neutrons does Aluminum have?
13
27
26
14
Which of the following is in the same group/family as Iron (Fe)?
Lithium (Li)
Osmium (Os)
Hydrogen (H)
Calcium (Ca)
Which of the following elements has the most similar properties as Na?
K
O
Cl
Fe
Which of the following is the correct charge of an electron?
Positive
Negative
Neutral
A student labels the regions of the Periodic Table that identify metals, metalloids, and nonmetals. Which Periodic Table is correct?
A
B
C
D
True or False: The atomic number is equal to the number of neutrons in the atom
True
False
On the Periodic Table of Elements, what is a vertical column of elements called?
a period
a colony
a structure
a group/family
On the periodic table of elements, what is a horizontal row of elements called?
a family
a group
a flock
a period
Who created the Periodic Table of Elements?
Sir Isaac Newton
Alfred Einstein
Dimitri Mendeleev
Alfred Nobel
What type of mixture has the SAME COMPOSITION in every part?
Homogenous
Heterogeneous
Salad is an example of a _____________.
homogeneous mixture
heterogeneous mixture
Isotopes are atoms of the same element with different #’s of __________ & therefore different __________.
neutrons ; atomic numbers
protons ; atomic numbers
electrons ; mass numbers
neutrons ; mass number
Element, mixture, or compound?
element
mixture
compound
Element, mixture, or compound?
element
mixture
compound
What is the definition of a compound?
The smallest part of any substance which can exist on its own
Two or more atoms chemically joined together (can be the same or can be different)
A simple substance in which all the atoms are identical
Two or more different elements chemically joined together
