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Tin is a post-transition metal in group 14 of the periodic table of elements. It is obtained chiefly from the mineral cassiterite, which contains stannic oxide, SnO 2. Tin shows a chemical similarity to both of its neighbors in group 14, germanium and lead, and has two main oxidation states, +2 and the slightly more stable
This trade link likely followed an existing trade route of lapis lazuli, a highly prized semi-precious blue gemstone, and chlorite vessels decorated with turquoise from Central Asia that have been found as far west as Egypt and that date to the same period. [48] In China, early tin was extracted along the Yellow River in Erlitou and Shang times ...
The metals of antiquity generally have low melting points, with iron being the exception.. Mercury melts at −38.829 °C (−37.89 °F) [21] (being liquid at room temperature).
Tin mining began early in the Bronze Age, as bronze is a copper-tin alloy. Tin is a relatively rare element in the Earth's crust, ... By the medieval period, ...
Recognition status, as metalloids, of some elements in the p-block of the periodic table. Percentages are median appearance frequencies in the lists of metalloids. [n 2] The staircase-shaped line is a typical example of the arbitrary metal–nonmetal dividing line found on some periodic tables.
Pewter (/ ˈ p juː t ər /) is a malleable metal alloy consisting of tin (85–99%), antimony (approximately 5–10%), copper (2%), bismuth, and sometimes silver. [1] In the past, it was an alloy of tin and lead , but most modern pewter, in order to prevent lead poisoning , is not made with lead.
Pepsi Blue. Okay, technically not a canned food, but it was a canned beverage, and its discontinuation still stings. Pepsi Blue was PepsiCo's contender in the Cola Wars of the '90s, launching in ...
Bismuth was known since ancient times, but often confused with tin and lead, which are chemically similar. The Incas used bismuth (along with the usual copper and tin) in a special bronze alloy for knives. [43] Agricola (1530 and 1546) states that bismuth is a distinct metal in a family of metals including tin and lead. This was based on ...