| If a pure element is present the chemical formula is merely the chemical symbol for the element. |
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| Tin is a soft, white, lustrous metal with an atomic weight of 118.7 and the chemical symbol Sn after its Latin name, Stannum. |
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| The small number to the right of the chemical symbol tells how many atoms of each element are in the molecule. |
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| The Latin term is preserved in the chemical symbol for gold, Au, and in the terminology of its salts, aurous and auric. |
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| Identify and write chemical symbol or molecular formula of common elements or compounds. |
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| If a chemical symbol is printed beneath the symbol mark, this chemical symbol means that the batteries contains a heavy metal at a certain concentration. |
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| Figure 1.1 lists the radioisotopes associated with the uranium and thorium radioactive decay series and potassium, and also gives the chemical symbol for each element and isotope. |
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