Difference between revisions of "Zinc"
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(I haven't heard of any cure for colds - what is your source?) |
(first source returned by Google says the opposite) |
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{{Element | name=Zinc| symbol=Zn | anumber=30 | amass= 65.4 amu| noe=30 | class= | cstructure= Hexagonal | color= Blue | date= 1746 | discname= Andreas Marggraf | origname= From the German word ''zin'' (meaning tin) | uses=Metal coating, rust protection (galvanising), brass, bronze, nickel | obtained=Zinc blende, calamine}} | {{Element | name=Zinc| symbol=Zn | anumber=30 | amass= 65.4 amu| noe=30 | class= | cstructure= Hexagonal | color= Blue | date= 1746 | discname= Andreas Marggraf | origname= From the German word ''zin'' (meaning tin) | uses=Metal coating, rust protection (galvanising), brass, bronze, nickel | obtained=Zinc blende, calamine}} | ||
| − | '''Zinc''' is a [[chemical]] element in the periodic table that has the symbol Zn and atomic number 30. In some historical and sculptural contexts, it is (or was) known as spelter. Zinc lozenges have been | + | '''Zinc''' is a [[chemical]] element in the periodic table that has the symbol Zn and atomic number 30. In some historical and sculptural contexts, it is (or was) known as spelter. |
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| + | Zinc lozenges have been claimed to lessen the duration of the common cold, but | ||
| + | :As with more traditional over-the-counter medications, evidence that these products help reduce the duration of colds or lessen symptoms is mostly subjective, says Linda Lambert, cold and flu program director at the National Institute of Allergy and Infectious Disease.<ref> [http://www.highbeam.com/doc/1G1-67520659.html Zinc may lessen length, severity of cold]</ref> | ||
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| + | <references /> | ||
Revision as of 13:46, November 12, 2008
| Zinc | |
|---|---|
| Properties | |
| Atomic symbol | Zn |
| Atomic number | 30 |
| Atomic mass | 65.4 amu |
| Other Information | |
| Date of discovery | 1746 |
| Name of discoverer | Andreas Marggraf |
| Name origin | From the German word zin (meaning tin) |
| Uses | Metal coating, rust protection (galvanising), brass, bronze, nickel |
| Obtained from | Zinc blende, calamine |
Zinc is a chemical element in the periodic table that has the symbol Zn and atomic number 30. In some historical and sculptural contexts, it is (or was) known as spelter.
Zinc lozenges have been claimed to lessen the duration of the common cold, but
- As with more traditional over-the-counter medications, evidence that these products help reduce the duration of colds or lessen symptoms is mostly subjective, says Linda Lambert, cold and flu program director at the National Institute of Allergy and Infectious Disease.[1]