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Iron And Helium

Published on Nov 18, 2015

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PRESENTATION OUTLINE

1.

IRON AND HELIUM

Photo by gruntzooki
2.

IRON

Photo by ego technique.
3.

GROUP 6D, 1S2 2S2 2P6 3S2 3P6 4S2 3D6

4.

COMMON IONIC CHARGE

2+ OR 3+
Photo by Pacific Northwest National Laboratory - PNNL
5.

GAINS FOUR ELECTRONS TO FORM AN ION

Photo by MildlyDiverting
6.

TRANSITION METAL

Photo by ecstaticist
7.

SOLID AT 25 DEGREES C

DENSITY=7.874 G·CM−3
8.

FE-57 AND FE-54 ARE MOST COMMON ISOTOPES

(FE-57=91.72) (FE-54=5.80)
9.

IMPORTANT FORMS OF IRON

  • Hemoglobin
  • Sulfur enzymes important in metabolism
  • Transfer proteins
  • Cheapest available metal.
  • Civil engineering (reinforcing concrete)
Photo by Amyn Kassam
10.

HELIUM

Photo by dkshots
11.

8A 1S2

12.

NOBLE GASES

Photo by wiredforlego
13.

GAS AT 25 DEGREES C

DENSITY= 1.785*10-4 G/CM3
Photo by Jan Charles Linus Ekenstam
14.

HE-3 AND HE-4 ARE MOST COMMON ISOTOPES

HE-3=1.37%*10-4 HE=99.99986%
Photo by peter_reppert
15.

IMPORTANT FORMS OF HELIUM

  • 2nd Most abundant element
  • Used for deep sea diving
  • Welding
  • Ballons
Photo by prilfish

Thomas Kasierski