Halogen Family
By:
zTeddy!
zFrankie!
zRachel!
zRobbie!
What elements are in the halogen
family?
Chlorine
z Bromine
z Fluorine
z Astatine
z Iodine
z
What do the atoms of the elements
in the halogen family have in
common?
They all have 7
valence electrons.
Are the elements in the halogen
family reactive?
Yes. They are
missing
only 1 valence
electron so they
like to
bond with almost
anything.
What Phase Are They In
z
Solid – Iodine,
Astatine
z
Liquid – Bromine
z
Gas – Fluorine,
Chlorine
Metals, non metals, or metalloids?
The Halogen elements are all non-metallic
elements, even though some look like
them.
z Non metallic means that there is no metal
in there chemical makeup
z
Do all the elements look the same
in nature?
They are all different
z Iodine- A blackish solid
z Astatine- Is a metallic silver powder
z Fluorine is a yellow clear gas
z Chlorine is a green gas
z
What are these elements used for?
Chlorine and Bromine are used for water
purification medicines, and dyes.
z Fluorine is often used to prevent tooth
decay. It is sometimes added to drinking
water. It is also used in aerosol spray
cans.
z Astatine is not used for anything.
z Iodine is used as a nutrient, disinfectant,
and is added to table salt.
z
Fun Facts
zThe
halogen family is the only family in the periodic
table that has elements in all three states of matter at
room temperature?
Fluorine
Chlorine
Bromine
Iodine
Astatine
Bibliography
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Information
Bentor, Yinon. Chemical Elements. 17 Dec. 2008
<www.chemicalelements.com/.>
Information
Gagnon, Steve. Its Elemental. Purdue University. 18
Dec. 2008 http://education.jlab.org/faq/index.html
Pictures and Information
Web Elements. University of Sheffield. 17 Dec. 2008
<www.webelements.com>