Statements (30)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
Group of chemical elements
|
| gptkbp:alsoKnownAs |
Highly reactive metals
|
| gptkbp:appearance |
Silvery
|
| gptkbp:characteristic |
Form hydroxides and hydrogen gas with water
React vigorously with water Tarnish quickly in air |
| gptkbp:density |
Low (especially alkali metals)
|
| gptkbp:discoveredBy |
Humphry Davy (several reactive metals)
|
| https://www.w3.org/2000/01/rdf-schema#label |
Reactive Metals
|
| gptkbp:includes |
gptkb:Francium
gptkb:Barium gptkb:Strontium gptkb:Cesium gptkb:Calcium gptkb:Lithium gptkb:Radium gptkb:Rubidium Potassium Sodium |
| gptkbp:meltingPoint |
Low (especially alkali metals)
|
| gptkbp:positionInPeriodicTable |
Groups 1 and 2
|
| gptkbp:relatedGroup |
gptkb:Alkali_metals
Alkaline earth metals |
| gptkbp:softness |
Soft (especially alkali metals)
|
| gptkbp:storage |
Stored under oil or inert atmosphere
|
| gptkbp:uses |
Batteries
Alloys Chemical synthesis |
| gptkbp:bfsParent |
gptkb:PI_(Planetary_Industry)
|
| gptkbp:bfsLayer |
8
|