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aluminum [Al]

From the Latin alumen meaning alum. Discovered in 1825 by Danish chemist Hans Christian Oersted Occurrence: 1) the most abundant metal in the earth's crust, 2) always occurs in combination with other elements 3) nearly all of the world's aluminum is obtained by isolation from aluminum oxide (Al2O3), derived from bauxite ore Characteristics: 1) blueish silver-white malleable ductile light trivalent metallic element with: a) good electrical & thermal conductivity b) high reflectivity (radiation) 2) resistance to oxidation derives from thin, transparent coating of aluminum oxide Uses: 1) used to make cans, kegs, wrapping foil & household utensils 2) manufacture of motor vehicles 3) aircraft 4) construction Laboratory: - aluminum in specimen - aluminum in air - aluminum in hair - aluminum in water - aluminum in tissue - aluminum in erythrocytes - aluminum in body fluid - aluminum in blood - aluminum in CSF - aluminum in dialysis fluid - aluminum in serum/plasma - aluminum in urine

Related

Al+3 (aluminum ion) periodic table

Specific

yttrium aluminum garnet (YAG)

General

chemical element metal

Properties

SIZE: AW = 26.982 atomic number VALUE: 13 VALENCE: NE 3S2 3P2

Database Correlations

PUBCHEM cid=14488

References

  1. Webster's Ninth New Collegiate Dictionary, Miriam- Webster Inc. Springfield, MA 1990
  2. Chemical & Engineering News, Sept 8, 2003