What absorbs at 492 cm⁻¹ in an FTIR spectrum?
A band near 492 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 5 cited sources
संभावित कार्यात्मक-समूह असाइनमेंट
| कार्यात्मक समूह | समर्थन तथ्य | उद्धृत स्रोत | शीर्ष विश्वास |
|---|---|---|---|
| Metal oxygen | 1 | 1 | 1.0 |
| S s | 1 | 1 | 1.0 |
| Methoxy (OCH3) | 1 | 1 | 1.0 |
| Methacrylate | 1 | 1 | 1.0 |
| Acetate | 1 | 1 | 1.0 |
| C-O single bond | 1 | 1 | 1.0 |
| C c single bond | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| Silicon-oxygen (Si-O) | 1 | 1 | 1.0 |
रैंकिंग संचित साहित्य साक्ष्य को दर्शाती है, एक एकल आधिकारिक नियम नहीं। हमेशा अपने नमूना संदर्भ के खिलाफ पुष्टि करें।
इन असाइनमेंट के पीछे का साहित्य
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Silicon-oxygen (Si-O) विश्वास 1.0
“The studied quartz was detected with bands at 460.90 cm-1, 491.73 cm-1, 773.68 cm-1, and 1071.43 cm-1.”
Fawzy - 2021 - Separation of fine beryl from quartz via magnetic DOI: 10.37190/ppmp/132329 -
Hydroxyl (O-H) विश्वास 1.0
“The broad bands at around 3,416, 1,619, 1,181 cm-1 and 492 are the results of the stretching vibration of -OH, C¼C C¼O, C-C C-O S-S or or and functionalities, respectively.”
Liu 等 - 2018 - Preparation, adsorptive properties and chemical re DOI: 10.2166/wh.2018.068 -
विश्वास 1.0
“As shown in Figure 9, the peaks at 505 cm-1 and 492 cm-1 correspond to the vibration cm-1 cm-1 As shown in Figure 9, the peaks at 505 and 492 correspond to the vibration of of Fe-O bonds [51], which further confirmed the successful loading”
Adsorption Characteristics of Heavy Metals Pb2+ and Zn2+ by Magnetic Biochar Obtained from Modified AMD Sludge DOI: 10.3390/toxics11070590 -
विश्वास 0.9
“Explicit assignment in text”
Molecular and biological activities of metal oxide-modified bioactive glass DOI: 10.1038/s41598-023-37017-z -
विश्वास 0.6
“Raman spectrum peak assigned to heterolytic rupture of AlCl oligomers”
Understanding the molecular structure of the elastic and thermoreversible AlCl3:urea/polyethylene oxide gel electrolyte DOI: 10.1002/cssc.202001557
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