Phosphine

PH₃

IUPAC: Phosphane

CAS: 7803-51-2

Übersicht

Phosphine is a toxic gas with a garlic or rotten fish odor. Its detection in Venus's atmosphere in 2020 sparked debate about possible microbial life.

Zusammensetzung

Element	Symbol	Atome	Atommasse
Hydrogen	H	3	1,0080
Phosphorus	P	1	30,9740

Elementare Zusammensetzung

Hydrogen ×3

8,9%

Phosphorus ×1

91,1%

Verwendung

• Semiconductor doping
• Fumigant
• Chemical synthesis

Wissenswertes

✦ Phosphine detected in Venus's atmosphere in 2020 briefly suggested possible microbial life

Sicherheit

⚠ Extremely toxic
⚠ Flammable
⚠ Can spontaneously ignite in air

Structure

SMILES

P

Eigenschaften

Typ: gas
Zustand: gas
Molmasse: 34,00 g/mol
Dichte: 0,0014 g/cm³
Schmelzpunkt: -133,8 °C
Siedepunkt: -87,7 °C
Löslichkeit: 0.26 g/L at 17°C

Molecular Descriptors

Exact Mass: 33,9972
XLogP: -0,1
TPSA: 0,0 Å²
H-Bond Donors: 0
H-Bond Acceptors: 0
Rotatable Bonds: 0
Heavy Atoms: 1
Complexity: 0,0

Frequently Asked Questions

What is Phosphine?

Phosphine (PH₃) is a gas compound with the IUPAC name Phosphane.

What is the molecular weight of Phosphine?

Phosphine has a molar mass of 34.0 g/mol.

What state is Phosphine at room temperature?

Phosphine is a gas at room temperature.

Is Phosphine organic or inorganic?

Phosphine is classified as an inorganic compound.

What elements make up Phosphine?

Phosphine (PH₃) is composed of Hydrogen (H), Phosphorus (P).