Download Chapter 18 Test Review

Chapter 18 Test Review

Be able to identify elements by their
chemical symbol using the periodic table

What subatomic particles make up an
atom?
◦ Indicate the charge associated with each
subatomic particle.
◦ What are the particles that make up protons
and neutrons.
Structure of the Atom

Be able to identify atoms (including
isotopes) of elements by planetary
models.

Identify atoms of elements by models
representing their electrons.
Modeling Atoms

What compromises the mass of the atom?

What is the average atomic mass of an
atom?

What is the mass number of an atom?
◦ What units are used to measure atomic mass?

How can isotopes be written?
◦ What is the difference between isotopes?

What causes the nucleus of radioactive
elements or isotopes to be unstable?
◦ What do these nuclei do to gain stability?

Be able to perform the following
conversions:
(grams  moles)
(moles  grams)

What is Avogadro's number?

What is Avogadro’s Number used for?

Name the two individuals responsible for
constructing the periodic table.

Identify elements of the periodic table as:
◦ Metals, metalloids, or nonmetals

Identify groups/families and periods of the
periodic table
◦ What is important about each?
◦ Alkali metals
◦ Nitrogen group
◦ Alkaline earth
metals
◦ Oxygen group
◦ Transition metals
◦ Nobel (inert)
gases
◦Identify
Boron group
the
◦ Halogen group
following
on the
◦ Lanthanide
series
periodic
table:
◦ Carbon group
◦ Actinide series

Be able to identify Lewis dot diagrams
◦ What are the dots representing?
◦ Why are these dots important?