Transcript Iron ii oxide chem conceptx - 2012-PHS-Chem-Per6

The Uses of Iron (II) Oxide
By: Isabel Rimando
Iron (II) oxide [FeO]
Not to be confused
with iron (III) oxide
(rust)
Iron (II) oxide [FeO]
aka: hematite
or ferrous
oxide
 Found in 5% of the Earth’s crust
Structure
Rock salt structure
Made from iron (metal)
and oxygen (nonmetal)
Ionic bond
Used for…
 Cave paintings
Paleolithic paintings at Lascaux
[pronounced lasko]
Today…
 Tattoos!
Today…
Used as a pigment in tattoo ink
 Safe to be used by humans
Tattoo ink
Pigment is made of particles
 Needs dispersal agent to help it flow easily
and spread evenly
 Alcohol prevents growth of pathogens
Tattoo ink
 Adding water can create gray tones
Tattoo ink
Inserted with a needle
in order to remain in
the skin
Tattoo ink
Permanent, but will fade over time
 Body’s immune system
will try to break down
particles and remove it
from the skin
 Large pigment
molecules will remain
embedded
Not just for tattoos…
Also good for cosmetics
 Mascara
 Eye shadow
Not just for tattoos…
Also good for cosmetics
 Non-toxic
 Water-repellant
 Doesn’t run or bleed
Iron (II) oxide is cool!!
Iron (II) oxide is cool!!
*As long as you can make it look good