Friday, September 3, 2010

Silver (Hg)

1. Latin: Argentum, French: Argent, Portuguese: Prata.
    Silver got its name from Anglo-Saxon word seolfe meaning silver.

2. This is how silver looks like as a pure element.














3. Silver have 47 protons and 47 electrons.
    Below is a table of the isotope, atomic mass, and natural abundance.
    The average atomic mass is 107.8682 amu. 


Isotope
Atomic mass (ma/u)
Natural abundance (atom %)


107Ag
106.905092 (6)
51.839 (7)


109Ag        108.904756 (4)                         48.161 (7)


4. There are 47 electrons in a neutral atom of silver. 
    It has five shells of electrons. 

5. Atomic radius of silver in meters is: 144 picometers = 1.44 × 10-10 meters.

6. The properties of silver in its pure elemental form: soft, white metal with a shiny surface. It is malleable ,      
    conducts heat and reflect light.

7. Below is a table of the abundance in silver in grams (g).




Locationppb by weightppb by atoms
Universe0.60.007
Sun10.01
Meteorite (carbonaceous)14020
Crustal rocks8020
Sea water0.10.0057
Stream0.30.003
Humanno datano data

8. Compounds that silver form is: Silver fluoride: AgF, Silver chloride: AgCl, and Silver bromide: AgBr.




 






9.  "Slag dumps in Asia Minor and on islands in the Aegean Sea indicate that man learned to separate silver   
      from lead as early as 3000 B.C."


10. Silver is used in jewelery, tableware and utensils, photography, dental alloys, solder and brazing alloys.


11. You contain 0g of SILVER!!!


12. CLICK HERE =>>> www.webelements.com