Antimony

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This editable Main Article is under development and subject to a disclaimer.

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| Antimony | 121.760(1) |

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| Sb

1s22s22p63s23p63d104s2 4p64d105s25p3 |
[ ? ] | Metalloid:

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Properties:
Silvery-gray, lustrous metalloid
Hazard:
Toxic

Antimony is a chemical element, having the chemical symbol Sn. Its atomic number (the number of protons) is 51. It has a standard atomic weight of 121.76 g•mol −1 and is a solid in its elemental form.

Antimony is considered to be a member of the "Metalloid" class of elements. At a pressure of 101.325 kPa, it has a boiling point of 1,587 °C and a melting point of 630.63 °C.