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22 questions
Most of the elements in the periodic table can be described as:
metals
nonmetals
metalloids
halogens
A way of organizing the elements based on their chemical properties is the:
energy level
periodic table
nucleus
isotope
A period’s number on the periodic table corresponds to the number of:
electrons an atom in the period can accept when reacting to form compounds.
energy levels of the atoms in the period.
compounds that may be formed by an element in the period.
neutrons in the nuclei of atoms in the period.
Horizontal rows on the periodic table are called:
periods
groups
columns
boxes
Characteristics of non-metals include all of the following EXCEPT:
ductile
brittle
poor conductors
dull
The location of metals on the periodic table is on the:
left
top
right
bottom
An example of a metalloid, elements with properties between metals and non-metals, is
iron
silicon
oxygen
copper
How many energy levels are filled in a krypton atom?
3
4
5
6
Atomic mass is approximately the same as:
atomic number
atomic mass unit
mass number
element symbol
According to the periodic table , which group are the chemical elements that belong to the noble gases?
1
2
17
18
According to the periodic table, the group known as the halogens include the element:
sodium
calcium
chlorine
phosphorus
Using the periodic table, transition elements belong to groups:
1-8
3-12
10-15
13-18
According to the periodic table, transition metals include all of the following elements EXCEPT:
Potassium
iron
copper
gold
Alkali metals, highly reactive with oxygen, are found on the periodic table in group:
1
2
17
18
Materials that allow electricity to flow through easily are known as:
electrical conductors
thermal conductors
insulators
all of the above
The noble gases, such as helium and xenon, are non-reactive because:
they have completely filled outer electron shells.
they are chemically unstable.
they are unusually large atoms.
they have been around longest on Earth.
The element that is shiny in appearance, quite dense and liquid at room temperature is:
silver
aluminum
mercury
zinc
Which of these groups are the most common magnetic elements?
alkali metals
alkaline earth metals
iron triad
metalloids
Elements in group 2 of the periodic table are the
alkaline earth metals
alkali metals
coinage metals
transition metals
Elements from which group all have two electrons in their outer energy levels?
actinides
alkali metals
transition metals
alkaline earth metals
When sodium and chlorine react, what type of bond is formed?
diatomic
metallic
ionic
covalent
How many electrons do atoms of the alkali metals have in their outer energy levels?
1
2
3
8
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