What absorbs at 500 cm⁻¹ in an FTIR spectrum?
A band near 500 cm⁻¹ can point to several functional groups. Below are the most likely assignments, ranked by how much published evidence supports each — every one traceable to literature (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 8 cited sources
Aseiniadau grŵp swyddogaethol posibl
| Grŵp swyddogaethol | Ffeithiau ategol | Ffynonellau a ddyfynnwyd | Hyder uchaf |
|---|---|---|---|
| Metal oxygen | 10 | 10 | 0.9 |
| Phosphate (PO4) | 3 | 3 | 0.9 |
| Carboxyl (COOH) | 2 | 2 | 0.9 |
| C-O single bond | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 0.9 |
| Metalloid oxygen | 1 | 1 | 0.8 |
| Siloxane (Si-O-Si) | 1 | 1 | 0.7 |
Mae＇r safle＇n adlewyrchu tystiolaeth llenyddiaeth gronnwyd, nid rheol awdurdodol sengl. Cadarnhewch bob amser yn erbyn eich cyd-destun sampl.
Llenyddiaeth y tu ôl i＇r aseiniadau hyn
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C-O single bond hyder 1.0
“The region at 1053 cm-1 corresponds to -C-O-C stretching bonds whereas the spectra with wavenumber below 500 cm-1 correspond to the presence of metal oxides, and the stretching at 485 cm-1 conCatalysts2021,11,1507 8of20 firms the presence o”
Ashwini 等 - 2021 - Synthesis and Characterization of Zinc Oxide Nanop DOI: 10.3390/catal11121507 -
Metal oxygen hyder 0.9
“Peak around 500 cm-1 referred to Ti-O bond.”
Bidier 等 - 2017 - Structural and optical characteristics of Ti-doped DOI: 10.1007/s10854-017-6905-7 -
Carboxyl (COOH) hyder 0.9
“Explicit assignment: 'sharp peak around 500 corresponds to Co-O stretch vibration'”
Khunur 等 - 2020 - Thiocyanate Doping in Gel-Growth Cobalt Oxalate Cr DOI: 10.1088/1757-899X/833/1/012017 -
Metal oxygen hyder 0.9
“Ascribed to Ag-O peak.”
Ojemaye 等 - 2021 - Silver nanoparticles (AgNPs) facilitated by plant DOI: 10.1080/17518253.2020.1861344 -
Metal oxygen hyder 0.9
“explicit assignment”
Sunaryono 等 - 2022 - The effect of Ag nanoparticles in Agpolyvinyl alc DOI: 10.1007/s00289-020-03528-2 -
Phosphate (PO4) hyder 0.9
“Explicit assignment: 'single phosphate band between 500 and 600'”
Choi 等 - 2021 - Fabrication and Characterization of Biodegradable DOI: 10.3390/nano11030617 -
Metal oxygen hyder 0.9
“Zr-O band around 500 cm-1”
Gouda 等 - 2021 - Organic-Inorganic Novel Green Cation Exchange Memb DOI: 10.3390/en14154686 -
Alkyl C-H hyder 0.9
“Assigned to C-H stretching vibrations.”
Jin 等 - 2014 - Cross-Linked ZnO Nanowalls Immobilized onto Bamboo DOI: 10.1155/2014/687350
Oes gennych sbectrwm gyda＇r band hwn?
Llwythwch eich sbectrwm FTIR i fyny a chael adroddiad dehongli llawn — aseiniadau brig gyda chyfeiriadau llenyddiaeth, cyfateb llyfrgell, a chadwyn dystiolaeth â gradd hyder — mewn eiliadau.
Dehongli fy sbectrwm