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WorksheetsUnit 3 - The Periodic Table and Properties of Elements
Total questions: 40
Worksheet time: 1hrs 20mins
All substances are built from ___________.
compounds
oxygen
metals
atoms
About ___________ elements are found in nature.
9
90
900
9000
Which of the following elements is not a coinage metal?
gold
platinum
silver
copper
The appearance of solid metals can be described as ________.
glassy
dull
powdery
shiny
A family of elements that contains the most reactive metals is the __________________.
transition elements
noble gases
alkali metals
alkaline earth metals
Which of the following elements is not in the iron triad?
nickel
cobalt
copper
iron
Which of the Group 13 metals is not a metal?
boron
indium
aluminum
gallium
Radioactive elements comprise a majority of the ___________.
noble gases
halogens
actinides
lanthanides
The most un-reactive group of elements is the ____________.
alkali metals
noble gases
halogens
transition elements
Which of the following is the most abundant metal in Earth's crust?
magnesium
aluminum
potassium
barium
What happens to the atomic numbers going from left to right along a period in the Periodic Table?
increase
decrease
double
no change
What happens to the atomic mass going from top to bottom in a family in the Periodic Table?
increase
decrease
double
no change
What are the metals in Family 1 in the Periodic Table?
transition metals
rare earth metals
alkali metals
metaloids
Which three elements that would probably show similar physical and chemical properties as Oxygen?
nitrogen, carbon dioxide, methane
carbon, nitrogen and fluorine
sulfur, selenium, tellurium
carbon, hydrogen and water
What is the common property of the elements in the actinide series of elements?
they are gases
they are radioactive
they are halogens
they are metaloids
The "noble gases" may sometimes be called the
rare gases
metaloids
inert gases
super heavy gases
With which of the following elements would potassium (K) be most likely to react?
Magnesium
Bromine
Oxygen
Hydrogen
The only metal that is liquid at room temperature is _________.
copper
silver
mercury
sodium
A family of elements that has two electrons in its outer energy level is the _____________.
alkali metals
actinides
halogens
alkaline earth metals
Substances that conduct an electric current only under certain conditions are most likely to be ___________.
noble gases
metals
metalloids
nonmetals
At room temperature, most metals are ______________.
radioactive
gases
liquids
solids
Different forms of the same element that have different properties because of different atom arrangements are called ________________.
carbons
allotropes
graphites
halogens
The scientist that is credited with arranging the basic framework of the Periodic Table of the Elements is?
Einstein
Darwin
Hawking
Mendeleev
Which column of the periodic table contains the halogen family of elements?
14
15
16
17
In general, metals are ______________.
brittle
poor conductors of electricity
poor conductors of heat
good conductors of heat
Which column of the periodic table contains elements with two valence electrons?
1
2
16
17
Elements in which the outer electrons are NOT held tightly are most likely to form ______________ bonds.
radioactive
hydrogen
covalent
metallic
How many halogens are there?
8
7
6
5
Cobalt, iron and nickel are known as the _______ triad?
iron
cobalt
steel
nickel
Each row in the periodic table ends with a _____________.
metal
metalloid
noble gas
nonmetal
An elements atomic number is determined by
the number of neutrons in it's nucleus.
the number of protons in it's nucleus.
it's valence electrons.
it's isotopes.
An elements atomic mass is determined by
the sum of it's protons plus neutrons.
the sum of it's protons plus neutrons less electrons.
the sum of all the isotopes of an atom.
the sum of it's protons plus neutrons divided by it's atomic number.
Which column of the periodic table contains the alkaline earth metal family of elements?
1
2
17
18
What is a property of elements with "full" electron shells?
They are not very reactive.
They are very reactive.
They are radioactive.
They are psychoactive.
How many valence electrons do oxygen, sulfur, selenium and tellurium have?
4
5
6
7
Which family has 7 valence electrons?
noble gases
halogens
nonmetals
alkali metals
Which family of elements would you expect the alkali earth metals to react with most easily to form compounds?
Family 18
Family 17
Family 16
Family 15
In general, nonmetals are _____________.
gases at room temperature
malleable and ductile
good conductors of electricity
good conductors of heat
Which alkaline earth metal is found in chlorophyll and enables plants to make food?
calcium
magnesium
radium
barium sulfate
Three transition elements in Group 12 of the periodic table are ________________.
iron, nickel and cobalt
mercury, zinc and cadmium
neon, helium and xenon
copper, silver and gold
