크로뮴산나트륨

Na₂CrO₄

IUPAC: Sodium chromate

CAS: 7775-11-3

개요

Sodium chromate is a bright yellow salt and powerful oxidizer used in corrosion inhibition, leather tanning, and as a chromium source in chemical synthesis.

구성

원소 기호 원자 원자 질량
산소 O 4 15.9990
나트륨 Na 2 22.9900
크로뮴 Cr 1 51.9960

원소 구성

용도

  • Corrosion inhibitor
  • Leather tanning
  • Pigment production
  • Analytical chemistry

흥미로운 사실

  • Hexavalent chromium compounds were the subject of the Erin Brockovich case

안전

  • ⚠ Carcinogen (Cr(VI))
  • ⚠ Toxic
  • ⚠ Environmental hazard

구조

SMILES

[O-][Cr](=O)(=O)[O-].[Na+].[Na+]

성질

유형
salt
상태
solid
몰 질량
161.97 g/mol
밀도
2.7230 g/cm³
녹는점
792.0 °C
용해도
873 g/L at 30°C

분자 기술자

정확 질량
161.8997
TPSA
80.3 Ų
수소결합 주개
0
수소결합 받개
4
회전 가능 결합
0
중원자
7
복잡도
62.0

Frequently Asked Questions

What is 크로뮴산나트륨?
크로뮴산나트륨 (Na₂CrO₄) is a salt compound with the IUPAC name Sodium chromate.
What is the molecular weight of 크로뮴산나트륨?
크로뮴산나트륨 has a molar mass of 161.97 g/mol.
What state is 크로뮴산나트륨 at room temperature?
크로뮴산나트륨 is a solid at room temperature.
Is 크로뮴산나트륨 organic or inorganic?
크로뮴산나트륨 is classified as an inorganic compound.
What elements make up 크로뮴산나트륨?
크로뮴산나트륨 (Na₂CrO₄) is composed of 산소 (O), 나트륨 (Na), 크로뮴 (Cr).