ELEMENTS

FE - IRON

PHYSICAL PROPERTIES

• Iron
• Fe
• Solid
• Lustrous, silvery-gray

HISTORY

• Known since ancient times
• Found in Egypt

USES

• Stainless Steel = in the kitchen, golf clubs, Cast Iron = pipes, valves, and pans

CE - CALIFORNIUM

PHYSICAL PROPERTIES

• Californium
• Cf
• Solid
• Silvery-white

HISTORY

• Stanley G. Thompson, Glenn T. Seaborg, Kenneth Street and Albert Ghiorso
• Discovered in 1950
• University of California

USES

• Used in the oil well industry and used in devices called neutron moisture gauges

HE - HELIUM

PHYSICAL PROPERTIES

• He
• Helium
• Gas
• Pink-orange

HISTORY

• Discovered in 1868
• Pierre-Jules-César Janssen found helium on sun in 1868, and Sir William Ramsay & Sir Norman Lockyer found it on earth in 1895

USES

• The most obvious one is balloons
• It is combined with oxygen to create a nitrogen free atmosphere for deep sea divers