Mercury (I) nitrite is an inorganic compound, a salt of mercury and nitrous acid with the formula Hg 2 (NO 2 ) 2 , yellow crystals, decomposes in water, forms crystalline hydrate .
| Mercury nitrite | |
|---|---|
| Are common | |
| Systematic name | Mercury Nitrite (I) |
| Traditional names | Nitrogen Acid Mercury |
| Chem. formula | Hg 2 (NO 2 ) 2 |
| Physical properties | |
| condition | yellow crystals |
| Molar mass | 493.19 g / mol |
| Density | 6.20 g / cm³ |
| Classification | |
| Reg. CAS number | 13492-25-6 |
Content
Getting
- Slow dissolution of mercury in dilute nitrous acid [1] :
Physical Properties
Mercury (I) nitrite forms yellow crystals of monoclinic syngony , space group P 2 1 / c , cell parameters a = 0.44145 nm, b = 1.03334 nm, c = 0.62775 nm, β = 108.834 °, Z = 2 [1] [2] .
Hydrolyzed in aqueous solutions.
Forms a crystalline hydrate of the composition Hg 2 (NO 2 ) 2 • ½H 2 O.
Notes
- ↑ 1 2 RB English, D. Röhm, CJH Schutte. Structural studies of mercury (I) compounds. I. Structure of mercury (I) nitrite, Hg 2 (NO 2 ) 2 // Acta Cryst .. - 1985. - T. C41 , No. 7 . - S. 997-998 . - DOI : 10.1107 / S0108270185006333 .
- ↑ S. Ohba, F. Matsumoto, M. Ishihara, Y. Saito. Structures of mercury (I) nitrite and lithium disilver trinitrite // Acta Cryst .. - 1986. - T. C42 , No. 1 . - S. 1-4 . - DOI : 10.1107 / S0108270186097536 .
Literature
- Chemistry Handbook / Editorial: Nikolsky B.P. et al. - 3rd ed., rev. - L .: Chemistry, 1971. - T. 2. - 1168 p.
- CRC Handbook of Chemistry and Physics . - 89th Edition. - Taylor and Francis Group, LLC, 2008-2009.