규산마그네슘

Mg₃Si₄O₁₀(OH)₂

IUPAC: Magnesium silicate hydroxide

CAS: 14807-96-6

개요

Talc (hydrous magnesium silicate) is the softest known mineral, rated 1 on the Mohs hardness scale. Its layered crystal structure allows sheets to slide easily, giving it a soapy, greasy feel. It is the primary ingredient in talcum powder and is used in many industrial applications.

구성

원소 기호 원자 원자 질량
수소 H 2 1.0080
산소 O 12 15.9990
마그네슘 Mg 3 24.3050
규소 Si 4 28.0850

원소 구성

H
수소 ×2
0.5%
O
산소 ×12
50.6%
Mg
마그네슘 ×3
19.2%
Si
규소 ×4
29.6%

용도

  • • Talcum powder and baby powder
  • • Paper coating and filler
  • • Ceramics
  • • Cosmetics (foundation, eye shadow)

흥미로운 사실

  • ✦ The softest mineral on the Mohs scale (hardness 1), can be scratched with a fingernail

안전

  • ⚠ Contamination with asbestos is a historical concern
  • ⚠ Inhalation of fine particles may affect lungs

구조

SMILES

[OH-].[OH-].[O-][Si]12O[Si]3(O[Si](O1)(O[Si](O2)(O3)[O-])[O-])[O-].[Mg+2].[Mg+2].[Mg+2]

성질

유형
inorganic
상태
solid
몰 질량
379.27 g/mol
밀도
2.7500 g/cm³
녹는점
900.0 °C
용해도
insoluble

분자 기술자

정확 질량
377.8175
TPSA
150.0 Ų
수소결합 주개
2
수소결합 받개
12
회전 가능 결합
0
중원자
19
복잡도
188.0

다른 이름

Talc Soapstone

관련 화합물

아르신

AsH₃

포스겐

COCl₂

삼염화인

PCl₃

질화붕소

BN

탄화규소

SiC

탄화칼슘

CaC₂

과황산칼륨

K₂S₂O₈

다이보레인

B₂H₆

사염화규소

SiCl₄

삼염화붕소

BCl₃

Frequently Asked Questions

What is 규산마그네슘?
규산마그네슘 (Mg₃Si₄O₁₀(OH)₂) is a inorganic compound with the IUPAC name Magnesium silicate hydroxide.
What is the molecular weight of 규산마그네슘?
규산마그네슘 has a molar mass of 379.266 g/mol.
What state is 규산마그네슘 at room temperature?
규산마그네슘 is a solid at room temperature.
Is 규산마그네슘 organic or inorganic?
규산마그네슘 is classified as an inorganic compound.
What elements make up 규산마그네슘?
규산마그네슘 (Mg₃Si₄O₁₀(OH)₂) is composed of 수소 (H), 산소 (O), 마그네슘 (Mg), 규소 (Si).