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FT-IR analysis of ZnO-NPs using K. sumatrensis aqueous leaf extract (ALE).
| Wave number (cm−1) |
Intensity | Group compound |
Functional group |
|---|---|---|---|
| 653.57/Bending | Strong | C–X | Chloride |
| 1062.47/Stretch | VS | CH-O-H | Cyclic alcohols |
| 1171.62/Stretch | VS | S = O | Sulfonamies |
| 1438.08/Bending | Medium | OH | Carboxylic acids |
| 1689.36/Stretch | Srong | C = N | Oximes |
| 2361.91/Stretch | Medium | P-H | Phosphines |
| 3028.96/Stretch | Strong | C-C = C | Alkenes |
| 3449.99/Stretch | Medium | O-H | Alcohols and Phenols |
