Silver on heating, force, drying, illumination, or sometimes spontaneously. To avoid the formation of such compounds, ammonia and acetylene should be kept away from silver equipment. Salts of silver with strongly oxidising acids such as silver chlorate and silver nitrate can explode on contact with materials that can be readily oxidised, such as organic compounds, sulfur and soot. Silver Silver is a chemical element with symbol Ag (from the Latin "", derived from the Proto-Indo-European "h₂erǵ": "shiny" or "white") and atomic number 47. A soft, white, lustrous transition metal, it exhibits the highest electrical conductivity, thermal conductivity, and reflectivity of any
Heart (symbol) depicted in ecclesiastical heraldry, and hearts representing love appearing in bourgeois coats of arms. Hearts also later became popular elements in municipal coats of arms. There has been some conjecture regarding the link between the traditional heart symbol and images of the fruit of Silphium, a (probably) extinct plant known to classical antiquity and belonging to the genus Ferula, used as a condiment and medicine, (the medicinal properties including contraceptive and abortifacient activity, linking the plant to sexuality and love). Silver coins from the ancient Libya of the 6th - 5th BC bear images strongly reminiscent of the heart symbol,