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Date of Discovery:1751

Discoverer:Alex CronstedtName Origin:From the German

word kupfernickel (false copper)

Obtained From:Pentlandite (Fe,Ni)9S8, Nickel Laterite

Brief History

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UsesNickel-cadmium battery

Preparation of alloys such asstainless steel

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Uses

Coinage Chemical industry

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Uses

Transportation andconstruction

Petroleum industry

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Medical uses

Treating weak bones(osteoporosis)

Common trace elementin multiple vitamins.

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Medical uses

Used for increasingiron absorption,

preventing iron-poor blood (anemia)

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Name:Palladium

Symbol:Pd

Atomic Number:46

Atomic Mass:106.42 amu

Melting Point:1552.0 C

Boiling Point:2927.0 C

Classification:Transition metal

Crystal Structure:Cubic

Density @ 293 K:12.02 g/cm3

Color: silvery white

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Date of Discovery:1803

Discoverer:William Wollaston

Name Origin:From the Greek goddess

of wisdom (Pallas) and after an asteroid

Obtained From:platinum, nickel, copper, mercury ores

Brief History

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Uses

Jewelries Medical instruments

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Used to purify hydrogen gas

Palladium catalysts are used in breaking down

petroleum to make high quality gasoline and other

products

The catalytic converters used in automobiles today

may also contain a palladium catalyst

Uses

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Combat prostate and breast cancer

Medical use

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Name:Platinum

Symbol:Pt

Atomic Number:78

Atomic Mass:195.078 amu

Melting Point:1772.0 C

Boiling Point:3827.0 CNumber of

Classification: Transition metal

Crystal Structure:Cubic

Density @ 293 K:21.45 g/cm3

Color:silverfish

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Date of Discovery:1735

Discoverer:Julius ScaligerName Origin:From the Spanish word

platina(little silver)

Obtained From:platinum ores

Brief History

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Uses

Jewelry Wire

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Uses

Vessels for laboratoryuse

Electrical components,thermocouple elements,

corrosion-resisitanceapparatus

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Catalyst

Very effective at converting emissions from the

vehicle's engine into less harmful waste products

Uses

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Used against cancer

Medical use

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Name: Darmstadtium

Symbol: Ds

Atomic number: 110

Atomic weight:

Standard state: presumably a solid at 298 K

Color: unknown, but probably metallic and silvery white or grey in

appearance

Classification: Metallic

Darmstadtium

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Date of Discovery: 1994

Discoverer: Peter Armbruster, Gottfried Mnzenberand their team working at the Gesellschaft fr

Schwerionenforschung in Darmstadt, Germany

Name origin: the name darmstadtium lies within thelong established tradition of naming an element after

the place of its discovery, Darmstadt, in Germany..

Brief History

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Little is known about the element, its appearance is

unknown, and it has no known uses.

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Name:Europium

Symbol:Eu

Atomic Number:63

Atomic Mass:151.964 amu

Melting Point:822.0 C

Boiling Point:1597.0 C

Classification:Rare Earth

Crystal Structure:Cubic

Density @ 293 K:5.259 g/cm3

Color:silver

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Date of Discovery:1901

Discoverer:Eugene DemarcayName Origin:Europe

Obtained From:Man-made

Brief History

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Used as a doping agent in phosphors in televisionsets and computer monitor

Use

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Name:Americium

Symbol:Am

Atomic Number:95

Atomic Mass: amu

Melting Point:994.0 C

Boiling Point:2607.0 C

Classification:Rare Earth

Crystal Structure:Hexagonal

Density @ 293 K:13.6 g/cm3

Color:Unknown

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Date of Discovery:1945

Discoverer:G.T. SeaborgName Origin:After America

Obtained From:Man-made

Brief History

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Smoke detectors

As a portable source of gamma rays and alphaparticles for use in medicine, science and industry

Uses

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Name:Copper

Symbol:Cu

Atomic Number:29

Atomic Mass:63.546 amu

Melting Point:

Boiling Point:2567.0 CClassification:TransitionMetal

Crystal Structure:Cubic

Density @ 293 K:8.96g/cm3

Color:red/orange

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Brief History

Date of Discovery:Known to the ancients

Discoverer:Unknown

Name Origin:From the Latin word cyprium, after the

island of Cyprus

Obtained From:chalcopyrite, coveline, chalcosine

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Uses

Copper is used for treatingcopper deficiency and

the anemia it may cause.

Power generation andtransmission

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Uses

Copper is a mineral. It isfound in many foods,particularly in organ

meats, seafood, nuts,seeds, wheat bran cereals,grain products, and cocoaproducts.

Copper is used fortreating copperdeficiency and

the anemia it may cause.

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Name:Silver

Symbol:Ag

Atomic Number:47

Atomic Mass:107.8682amu

Melting Point:961.93 C

Boiling Point:2212.0 CClassification:Transitionmetal

Crystal Structure:Cubic

Density @ 293 K:10.5g/cm3

Color:silver

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Brief History

Date of Discovery:Known to the ancients

Discoverer:UnknownName Origin:From the Old English word seolfor(silver)

Symbol Origin:From the Latin word argentum(silver)

Obtained From:ores (argentite, light ruby silver, dark ruby

silver, brittle silver)

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Uses

Colloidal silver is used to

treat infections dueto yeastColloidal silver is alsoused to prevent flu,H1N1 (swine) flu, andthe common cold.

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Uses

Colloidal silver is applieddirectly to the skin foracne, burns.

Silver oxide batteries: powersource of choice for televisionand film crews, aircraft and

submersibles

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Name: Gold

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Name:Gold

Symbol:Au

Atomic Number:79

Atomic Mass:196.96655amu

Melting Point:1064.43 C

Boiling Point:2807.0 CClassification:TransitionMetal

Crystal Structure:Cubic

Density @ 293 K:19.32g/cm3

Color:Gold

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Brief History

Date of Discovery:circa 3000 BC

Discoverer:Unknown

Name Origin:From the Old English

wordgeolo(yellow)

Symbol Origin:From the Latin word aurum(gold)

Obtained From:crust of the earth, copper ores

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Uses

About 78% of goldconsumed each year ismade into jewelry.

Gold is a highly efficientconductor that is able tocarry tiny electrical

charges.

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Uses

Gold makes for the bestfillings, crowns, bridgesand orthodontic.

Surgeons prefer gold-plated stents becausethey have the best

visibility under X-ray.

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Brief History

Named after the scientistWilhelm ConradRentgen.

Roentgenium ispronounced as RENT-ghen-ee-em.

Roentgenium was first

produced by PeterArmbruster, GottfriedMnzenber

Since only a few atoms ofroentgenium have everbeen produced, itcurrently has no usesoutside of basic scientificresearch.

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Roentgenium

Atomic Number: 111

Atomic Weight: 281

Melting Point: Unknown

Boiling Point: Unknown

Density: Unknown

Phase at Room Temperature: Expected to be a Solid

Element Classification: Metal

Period Number: 7

Group Number: 11

Radioactive and Artificially Produced

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Uses

Roentgenium is harmfuldue to its radioactivity.

The icon is based on anearly X-ray tube andimagery inspired by X-

ray astronomy andparticle accelerators.

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Name:Gadolinium

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Symbol:Gd

Atomic Number:64

Atomic Mass:157.25amu

Melting Point:1311.0 C

Boiling Point:3233.0 CClassification:RareEarth

CrystalStructure:Hexagonal

Density @ 293 K:7.895g/cm3

Color:Silverish

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Brief History

Date of Discovery:1880

Discoverer:Jean de Marignac

Name Origin:gadolinite (mineral)

Obtained From:gadolinite

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Uses

The image reflects the use ofthe element in televisionscreens.

Making magnets andelectronic components andin the recording heads of

video recorders.

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Gadolinium is useful for

magnetic resonanceimaging (MRI).

Alternative to standardnonionic contrast in spinepain management

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CuriumName:Curium

Symbol:Cm

Atomic Number:96

Atomic Mass:(247.0) amu

Melting Point:1340.0 C

Boiling Point:Unknown

Classification:Rare Earth

Crystal Structure:Unknown

Density @ 293 K:13.511 g/cm3

Color:Unknown

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Brief History

Date of Discovery:1944

Discoverer:G.T. Seaborg

Name Origin:After Pierre and Marie Curie

Obtained From:Man-made

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Uses

Image reflects the use ofCurium in satellitetechnology.

Used in the Alpha Proton X-ray Spectrometer (APXS)