Phosphine

PH₃

IUPAC: Phosphane

CAS: 7803-51-2

Tổng quan

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.

Thành phần

Nguyên tố Ký hiệu Nguyên tử Khối lượng nguyên tử
Hydrogen H 3 1,0080
Phosphorus P 1 30,9740

Thành phần nguyên tố

H
Hydrogen ×3
8,9%
P
Phosphorus ×1
91,1%

Công dụng

  • • Semiconductor doping
  • • Fumigant
  • • Chemical synthesis

Sự thật thú vị

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

An toàn

  • ⚠ Extremely toxic
  • ⚠ Flammable
  • ⚠ Can spontaneously ignite in air

Structure

SMILES

P

Tính chất

Loại
gas
Trạng thái
gas
Khối lượng mol
34,00 g/mol
Mật độ
0,0014 g/cm³
Điểm nóng chảy
-133,8 °C
Điểm sôi
-87,7 °C
Độ hòa tan
0.26 g/L at 17°C

Molecular Descriptors

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

Hợp chất liên quan

Boron Trifluoride

BF₃

Nitric Oxide

NO

Nitrous Oxide

N₂O

Ozone

O₃

Silane

SiH₄

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).