CHROMiUMThis is a featured page


My Nucleus


iN MY NUCLEUS i HAVE 24 PROTONS AND 24 NUETRONS



My Electrons


i HAVE 24 ELECTRONS

i HAVE 6 VALANCE ELECTRONS:
CHROMiUM - Chemistry with Mr. Olson

MY ELECTRON CONFiGURATiON iS
[Ar].3d5.4s1


My Properties

i'M GRAY


MY MELTING POINT iS 1907 DEGREES C

MY BOiLiNG POINT iS 2671 DEGREES C

My Home
(Body, Planet, Universe)

iN THE HUMAN BODY, THERE iS 30 PPB BY WEiGHT


iN THE PLANET

iN THE UNiVERSE, THERE iS 15,000 PPB BY WEiGHT
i am

CHROMiUM


MY ATOMiC NUMBER iS 24

i LiVE ON D-BLOCK OF THE PERiODiC TABLE OF ELEMENTS

MY ATOMiC WEiGHT iS 51.9961

i'M iN PERiOD 4 iN GROUP 6

i WAS NAMED CHROMiUM BECAUSE OF THE GREEK WORD "CHROMA" MEANiNG COLORS. i WAS NAMED THAT BECAUSE OF THE MANY COLORED COMPOUNDS KNOWN FOR ME

My Compounds
(My Friends!)

Crystal structure of chromium (II) fluoride

Crystal structure of chromium (II) chloride


Crystal structure of chromium (II) bromide

chromium (II) iodide

chromium (II) oxide

chromium (III) sulphide

AND MORE!..

My Story

i WAS DiSCOVERED BY A GUY NAMED LOUiS-NiCHOLAS VAUQUELiN.

i WAS DiSCOVERED iN FRANCE iN 1797 WHEN VAUQUELiN WAS DOiNG AN EXPERiMENT WiTH LEAD AND HYDROCHLORiC ACiD.

HE USED THE HYDROCHLORiC ACiD TO PRECiPiTATE LEAD AND BEFORE YOU KNOW iT, i WAS LEFT AS THE RESiDUE AS CHROMiUM OXiDE


LATER ON, VAUQUELiN ANALYSED AN EMERALD FROM PERU AND DiSCOVERED THAT i WAS THE ONE MAKiNG THE EMERALD A NiCE GREEN COLOR.



My Jobs

CHROMiUM - Chemistry with Mr. Olson
TOASTERS!

CHROMiUM - Chemistry with Mr. Olson
COOKWARE!

CHROMiUM - Chemistry with Mr. Olson
TELEPHONES!

CHROMiUM - Chemistry with Mr. Olson
CAR RiMS!




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Latest page update: made by JO$$$$$$$H , Oct 20 2006, 5:09 PM EDT (about this update About This Update JO$$$$$$$H Edited by JO$$$$$$$H


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