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Silver. ±10%. None. ±20%. The first letter of the color code is matched by order of increasing magnitude. The electronic color codes, in order, are: 0 = B lack. 1 = B rown. 2 = R ed.
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Silver is a chemical element; it has symbol Ag (from Latin argentum 'silver', derived from Proto-Indo-European *h₂erǵ 'shiny, white') and atomic number 47. A soft, white, lustrous transition metal, it exhibits the highest electrical conductivity, thermal conductivity, and reflectivity of any metal. [8]
A silver oxide battery (IEC code: S) is a primary cell using silver oxide as the cathode material and zinc for the anode. These cells maintain a nearly constant nominal voltage during discharge until fully depleted. [2] They are available in small sizes as button cells, where the amount of silver used is minimal and not a prohibitively ...
1960's -1970's: Some circulating coins still used silver in their composition, such as 1965-70 Kennedy half dollar coins, which were debased from 90% silver to 40% silver. However, as silver's metal value continued to increase, resulting in additional hoarding by the public, these coins were eventually debased entirely to cupronickel clad coinage .
Isotopes of silver (47Ag) Naturally occurring silver (47 Ag) is composed of the two stable isotopes 107 Ag and 109 Ag in almost equal proportions, with 107 Ag being slightly more abundant (51.839% natural abundance). Notably, silver is the only element with all stable istopes having nuclear spins of 1/2. Thus both 107 Ag and 109 Ag nuclei ...
Specimen/proof silver dollars 1971–1991 .500 silver, .500 copper 23.3 grams 36.07 mm Proof/nickel bronze dollars (see Loonie for history) 1987–present Nickel Plated with Bronze 7 grams 26.5 mm 1.9 mm 11-sided plain Proof silver dollars 1992–2002 .925 silver, .075 copper 25.175 grams 36.07 mm 2.95 mm Reeded 2003–2006 99.99% silver