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Silver Element Ag
Transcript of Silver Element Ag
-From the latin word argentum which means "shiny"
Date of discovery
- not sure when it was discovered
-known to the ancients
-one of the first five metals discover and used by humans.
From the Old English word seolfor
-Silver's melting point is 1761 degrees F or 960 degrees C
-Silver is harder than gold, but softer than copper.
-In ancient Egypt and Medieval Europe, silver was often more valuable than gold.
-Words for silver and money are the same in at least fourteen languages.
Where is the Element Silver found?
-For the most part it is found in mines
-Canada and Mexico are top silver producing nations.
Early uses for silver?
-We don't know who discovered silver.
-Egyptians used silver plates in skulls prevent post-surgical infection
-Greeks and Romans used silver pitchers for keeping water clean
-Ores (agentite, light ruby silver, dark ruby silver, brittle silver)
Thank you for listening!!
Number of Protons/Electrons: 47
Number of Neutrons: 61
Silver has been found in ancient times so it is impossible to identified the real discoverer.
Uses of silver are broken into three groups:
-currency and coinage (use for thousands year)
-Best conductor of heat-electricity of all known metals.
-coat the touch-sensitive switches and buttons in television sets, telephones, cell phones, toys and computer keyboards.
use for silver is to line the inside of bandages to prevent infection.
Silver nitrate to prevent blindness in newborn babies
Dentists used silver and mercury for fillings in back teeth.
dark ruby silver
(Acanthite silver sulfide)
light ruby silver
Most common silver mineral at low tempeartures
Proustite- consists of silver arsenic sufide
Pryargyrite (silver sulfantimonide)
(Stephanite) composed of 68.8% silver
-Silver was believed to kill evil such as werewolves.