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  2. Tin - Wikipedia

    en.wikipedia.org/wiki/Tin

    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

  3. List of chemical elements - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_elements

    A chemical element, often simply called an element, is a type of atom which has a specific number of protons in its atomic nucleus (i.e., a specific atomic number, or Z). [ 1 ] The definitive visualisation of all 118 elements is the periodic table of the elements , whose history along the principles of the periodic law was one of the founding ...

  4. Chemical symbol - Wikipedia

    en.wikipedia.org/wiki/Chemical_symbol

    The periodic table, elements being denoted by their symbols. Chemical symbols are the abbreviations used in chemistry, ... Tin: 50: Current symbol is Sn. [nb 1] Tm:

  5. Alchemical symbol - Wikipedia

    en.wikipedia.org/wiki/Alchemical_symbol

    A table of alchemical symbols from Basil Valentine's The Last Will and Testament, 1670 Alchemical symbols before Lavoisier Alchemical symbols were used to denote chemical elements and compounds, as well as alchemical apparatus and processes, until the 18th century.

  6. List of chemical element name etymologies - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_element...

    41 of the 118 known elements have names associated with, or specifically named for, places around the world or among astronomical objects. 32 of these have names tied to the places on Earth, and the other nine are named after to Solar System objects: helium for the Sun; tellurium for the Earth; selenium for the Moon; mercury (indirectly), uranium, neptunium and plutonium after their respective ...

  7. Periodic table - Wikipedia

    en.wikipedia.org/wiki/Periodic_table

    Periodic table of the chemical elements showing the most or more commonly named sets of elements (in periodic tables), and a traditional dividing line between metals and nonmetals. The f-block actually fits between groups 2 and 3; it is usually shown at the foot of the table to save horizontal space.

  8. Period 5 element - Wikipedia

    en.wikipedia.org/wiki/Period_5_element

    Tin is a chemical element with the symbol Sn (for Latin: stannum) and atomic number 50. It is a main-group metal in group 14 of the periodic table . Tin shows chemical similarity to both neighboring group 14 elements, germanium and lead and has two possible oxidation states , +2 and the slightly more stable +4.

  9. Carbon group - Wikipedia

    en.wikipedia.org/wiki/Carbon_group

    The carbon group is a periodic table group consisting of carbon (C), ... making it the 49th most abundant element there. On average, tin makes up 1 part per million ...