이산화황

SO₂

IUPAC: Sulfur dioxide

CAS: 7446-09-5

개요

Sulfur dioxide is a toxic gas with a pungent smell, produced by volcanic eruptions and industrial processes. It is a major contributor to acid rain.

구성

원소 기호 원자 원자 질량
산소 O 2 15.9990
S 1 32.0600

원소 구성

O
49.9%
S
×1
50.0%

용도

  • Wine preservation
  • Bleaching agent
  • Sulfuric acid production

흥미로운 사실

  • SO₂ is responsible for the distinctive smell near active volcanoes

안전

  • ⚠ Toxic
  • ⚠ Respiratory irritant
  • ⚠ Contributes to acid rain

구조

SMILES

O=S=O

성질

유형
oxide
상태
gas
몰 질량
64.07 g/mol
밀도
0.0026 g/cm³
녹는점
-72.0 °C
끓는점
-10.0 °C
용해도
94 g/L at 25°C

분자 기술자

정확 질량
63.9619
XLogP
0.1
TPSA
35.1 Ų
수소결합 주개
0
수소결합 받개
3
회전 가능 결합
0
중원자
3
복잡도
18.0

Frequently Asked Questions

What is 이산화황?
이산화황 (SO₂) is a oxide compound with the IUPAC name Sulfur dioxide.
What is the molecular weight of 이산화황?
이산화황 has a molar mass of 64.07 g/mol.
What state is 이산화황 at room temperature?
이산화황 is a gas at room temperature.
Is 이산화황 organic or inorganic?
이산화황 is classified as an inorganic compound.
What elements make up 이산화황?
이산화황 (SO₂) is composed of 산소 (O), 황 (S).