염화수은(I)

Hg₂Cl₂

IUPAC: Dimercury(I) dichloride

CAS: 10112-91-1

개요

Calomel (Hg₂Cl₂) was historically used as a medicine, laxative, and teething powder despite its toxicity. It is now mainly used in electrochemistry as a reference electrode.

구성

원소 기호 원자 원자 질량
염소 Cl 2 35.4500
수은 Hg 2 200.5900

원소 구성

Cl
염소 ×2
15.0%
Hg
수은 ×2
85.0%

용도

  • • Calomel reference electrode
  • • Historical medicine (no longer used)

흥미로운 사실

  • ✦ The calomel electrode was the standard reference electrode in electrochemistry for most of the 20th century

안전

  • ⚠ Toxic mercury compound
  • ⚠ Cumulative mercury poisoning

구조

SMILES

Cl[Hg].Cl[Hg]

성질

유형
salt
상태
solid
몰 질량
472.09 g/mol
밀도
7.1500 g/cm³
녹는점
383.0 °C
용해도
0.002 g/L at 25°C

분자 기술자

정확 질량
471.8767
TPSA
0.0 Ų
수소결합 주개
0
수소결합 받개
0
회전 가능 결합
0
중원자
4
복잡도
4.0

관련 화합물

염화은

AgCl

질산은

AgNO₃

염화바륨

BaCl₂

염화칼륨

KCl

인산칼슘

Ca₃(PO₄)₂

질산칼륨

KNO₃

탄산리튬

Li₂CO₃

탄산바륨

BaCO₃

탄산칼륨

K₂CO₃

탄산칼슘

CaCO₃

Frequently Asked Questions

What is 염화수은(I)?
염화수은(I) (Hg₂Cl₂) is a salt compound with the IUPAC name Dimercury(I) dichloride.
What is the molecular weight of 염화수은(I)?
염화수은(I) has a molar mass of 472.09 g/mol.
What state is 염화수은(I) at room temperature?
염화수은(I) is a solid at room temperature.
Is 염화수은(I) organic or inorganic?
염화수은(I) is classified as an inorganic compound.
What elements make up 염화수은(I)?
염화수은(I) (Hg₂Cl₂) is composed of 염소 (Cl), 수은 (Hg).