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23 January, 01:41

A one or two letter symbol indicating a particular element two words no spaces

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  1. 23 January, 01:51
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    The Symbols of elements is given by:

    IUPAC : International Union Of Pure and Applied Chemistry.

    Its is the Universally recognuised organisation which works on Chemical nomenclature and terminology.

    Explanation:

    According to IUPAC the elements are named according to mythological concept of country, mineral, place, property and scientist.

    Ex:Copper name comes from the old english word Cyprus.

    Rules of Naming elements:

    1. The first Alphabet of the element is always Capital. Example:-

    Sodium : Na not ''na'

    2. The second alphabet is always small. Example

    Sodium : Na not ''nA' or NA

    3. For most of the elements, The symbol of the element comes from the first two words.

    Example : Hydrogen : H

    Helium : He

    Copper : Cu

    Rules for naming elements having mass> 100

    1. The names are derived directly from the atomic number.

    Ex : 0 = nil 1 = un 2=bi 3=tri

    2. The name always ends with ''ium''

    For example:

    102 = Unnilbium
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