Statements (83)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:chemical_compound
|
| gptkbp:allotropes |
Cl2
|
| gptkbp:appearance |
pale yellow-green gas
|
| gptkbp:atomicNumber |
17
|
| gptkbp:atomicWeight |
35.45
|
| gptkbp:block |
p-block
|
| gptkbp:boilingPoint |
-34.04°C
|
| gptkbp:CASNumber |
7782-50-5
|
| gptkbp:category |
gptkb:air_pollution
nonmetal disinfectant industrial chemical halogen strong oxidizer environmental hazard oxidizing agent bleaching agent chemical warfare agent corrosive substance elemental gas reactive nonmetal toxic gas water treatment chemical |
| gptkbp:compounds |
sodium chloride
hydrochloric acid mustard gas chloramines chlorates chlorine dioxide chlorites perchlorates phosgene |
| gptkbp:density |
3.2 g/L (gas at 0°C, 1 atm)
|
| gptkbp:discoveredBy |
gptkb:Carl_Wilhelm_Scheele
|
| gptkbp:discoveredIn |
1774
|
| gptkbp:electronegativity |
3.16 (Pauling scale)
|
| gptkbp:foundIn |
Earth's crust
seawater salt deposits |
| https://www.w3.org/2000/01/rdf-schema#label |
chlorine
|
| gptkbp:isotopes |
gptkb:37Cl
35Cl |
| gptkbp:meltingPoint |
-101.5°C
|
| gptkbp:mostStableIsotope |
gptkb:37Cl
35Cl |
| gptkbp:oxidationStates |
+1
+3 +7 +5 -1 |
| gptkbp:period |
3
|
| gptkbp:radioactive |
gptkb:40Cl
36Cl 38Cl 39Cl 41Cl 42Cl 43Cl 44Cl 45Cl 46Cl 47Cl 48Cl 49Cl 50Cl |
| gptkbp:relatedGroup |
17
|
| gptkbp:riskFactor |
H319
H331 H400 |
| gptkbp:stateAtRoomTemperature |
gptkb:gasoline
|
| gptkbp:symbol |
Cl
|
| gptkbp:toxicity |
toxic
|
| gptkbp:UNNumber |
1017
|
| gptkbp:uses |
pesticides
pharmaceuticals paper production bleaching manufacture of PVC production of chlorinated solvents water disinfection |
| gptkbp:bfsParent |
gptkb:calcium_chloride
gptkb:refrigerant |
| gptkbp:bfsLayer |
5
|