Statements (32)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:chemical_compound
|
| gptkbp:appearance |
gray
|
| gptkbp:atomicNumber |
14
|
| gptkbp:atomicWeight |
28.085
|
| gptkbp:block |
p-block
|
| gptkbp:boilingPoint |
3538 K
|
| gptkbp:CASNumber |
7440-21-3
|
| gptkbp:category |
metalloid
|
| gptkbp:crystalSystem |
diamond cubic
|
| gptkbp:density |
2.329 g/cm³
|
| gptkbp:discoveredBy |
gptkb:Jöns_Jacob_Berzelius
|
| gptkbp:discoveredIn |
1824
|
| gptkbp:electronegativity |
1.90
|
| https://www.w3.org/2000/01/rdf-schema#label |
Si
|
| gptkbp:isotopes |
Si-28
Si-29 Si-30 |
| gptkbp:locatedIn |
gptkb:chemical_compound
|
| gptkbp:meltingPoint |
1687 K
|
| gptkbp:oxidationStates |
+2
-4 +4 |
| gptkbp:period |
3
|
| gptkbp:relatedGroup |
14
|
| gptkbp:standardState |
gptkb:stone
|
| gptkbp:symbol |
silicon
|
| gptkbp:uses |
semiconductors
glass production solar cells alloys |
| gptkbp:bfsParent |
gptkb:Heavenly_Stems_and_Earthly_Branches
|
| gptkbp:bfsLayer |
5
|