Bandlist
Raman bandlist of synthetic alpha-K2Ca(CO3)2 (Bütschliite)
Sub-Bandlist
Phonon modes
Band
68.0 cm-1: νLT (Eg) of (CO3)2- in K2Ca(CO3)2 - phase alpha
Band
80.0 cm-1: νT (A1g) of (CO3)2- & K⁺ in K2Ca(CO3)2 - phase alpha
Band
107.0 cm-1: νLT (Eg) of (CO3)2- & K⁺ in K2Ca(CO3)2 - phase alpha
Band
167.0 cm-1: νL (Eg) of (CO3)2- in K2Ca(CO3)2 - phase alpha
Band
225.0 cm-1: νT (A1g) of (CO3)2- in K2Ca(CO3)2 - phase alpha
Chemical bond
- Name
- CO- bond
- Explicit name
- ~~C~O- fractional bond
- Comments
- natural $\dddot - \dddot - C \dddot - O^{-2/3}$ fractional bond - the O atom has a charge of -2/3
- Formula
- $\dddot - \dddot - C \dddot - O^{-2/3}$
- Chemical formula
- CO-
- Structural formula
- ~(~)[C]~[O(-)]
- Charge
- -1
- Isotope mixture type
- terrestrial abundance
- Polarity
- polar