Graphical Contents Graphical Contents / European Journal of Chemistry 13 (3) (2022) iii-vi European Journal of Chemistry ISSN 2153-2249 (Print) / ISSN 2153-2257 (Online) – Copyright © 2022 Atlanta Publishing House LLC – Printed in the USA. This work is published and licensed by Atlanta Publishing House LLC – CC BY NC – Some Rights Reserved. https://dx.doi.org/10.5155/eurjchem.13.3.iii-vi.2339 European Journal of Chemistry A n I n t e r n a t i o n a l O p e n A c c e s s J o u r n a l Graphical Contents Volume 13, Issue 3, 30 September 2022 European Journal of Chemistry 13 (3) (2022) 253-258 X-ray crystal structure analysis of N'-acetyl-N'-phenyl-2-naphthohydrazide Varun Sharma, Indrajit Karmakar, Goutam Brahmachari and Vivek Kumar Gupta European Journal of Chemistry 13 (3) (2022) 259-266 Modification of coconut shell charcoal for metal removal from aqueous solutions Samreen Zahra, Zahid Mahmood, Farah Deeba, Asma Sheikh, Hamim Bukhari and Habiba Mehtab Coconut shell Grounded coconut shell Coconut shell charcoal Modified coconut shell charcoal Adsorption Characterization After treatmentBefore treatment Aqueous solution European Journal of Chemistry 13 (3) (2022) 267-272 Application of two different spectrophotometric approaches for the determination of a new antihypertensive combination: Graphical and statistical representation of the data Ragaa Magdy, Ahmed Hemdan, Nermine Victor Fares and Maha Farouk https://dx.doi.org/10.5155/eurjchem.13.3.iii-vi.2339 iv Graphical Contents / European Journal of Chemistry 13 (3) (2022) iii-vi 2022 – European Journal of Chemistry – CC BY NC – DOI: 10.5155/eurjchem.13.3.iii-vi.2339 European Journal of Chemistry 13 (3) (2022) 273-278 Liquid-liquid extraction of zirconium(IV) from sulphuric acid medium using a binary mixture of tri-n-octylamine and Cyanex923 in kerosene Amit Sahoo, Jaykishon Swain and Bhikari Charana Bhatta Aqueous solution with metal ions Aqueous solution with less metal ions Organic solution with extractants Organic solution with extractants and metal ions Zirconium European Journal of Chemistry 13 (3) (2022) 279-283 Study of some alcohol amounts in commercial alcoholic disinfectant solutions using gas chromatography with flame ionization detection Masoumeh Darbanian, Azizollah Nezhadali and Vafa Baradaran Rahimi European Journal of Chemistry 13 (3) (2022) 284-292 Effective removal of arsenic (V) from aqueous solutions using efficient CuO/TiO2 nanocomposite adsorbent Saima Farooq, Asima Siddiqa, Sobia Ashraf, Sabtain Haider, Saiqa Imran, Shabnam Shahida and Sara Qaisar European Journal of Chemistry 13 (3) (2022) 293-298 Exploring the diastereoselectivity for Fischer indolization of L-menthone under different conditions, spectral characterization, and biological activities of new (2R,4aS)-2,3,4,4a-tetrahydro-1H-carbazole analogs Munisaa Younus, Marium Ahsan, Noor-ul-Huda, Maria Aqeel Khan, Saima Rasheed, Rabia Sadiq and Fatima Zehra Basha N R (2R,4aS)-4a-Isopropyl-2-methyl- 2,3,4,4a-tetrahydro-1H-carbazole analogs Different acids Fischer Indolization 88 90 92 94 96 98 100 1st 2nd 3rd P ro ce ss e ff ic ie nc y (% ) Number of cylces Desorption Adsorption Graphical Contents / European Journal of Chemistry 13 (3) (2022) iii-vi v 2022 – European Journal of Chemistry – CC BY NC – DOI: 10.5155/eurjchem.13.3.iii-vi.2339 European Journal of Chemistry 13 (3) (2022) 299-306 Synthesis, characterization, and biological activity of Cu(II), Ni(II), and Zn(II) complexes of a tridentate heterocyclic Schiff base ligand derived from thiosemicarbazide and 2-benzoylpyridine Edwige Line Tsakeng Ngoudjou, Awawou Gbambie Paboudam, Adrien Pamen Yepseu, Maurice Kuate, Giscard Doungmo and Peter Teke Ndifon N N N NH2 S Cu NO3 (NO3)2 N N NH NH2 S N N HN NH2 S Ni.H2O N N N NH2 S Zn Cl .H2O European Journal of Chemistry 13 (3) (2022) 307-318 iNOS inhibitors: Benzimidazole-coumarin derivatives to combat inflammation Richa Minhas and Yogita Bansal European Journal of Chemistry 13 (3) (2022) 319-326 QSAR and docking studies of pyrazole analogs as antiproliferative against human colorectal adenocarcinoma cell line HT-29 Hiba Hashim Mahgoub Mohamed, Amna Bint Wahab Elrashid Mohammed Hussien and Ahmed Elsadig Mohammed Saeed European Journal of Chemistry 13 (3) (2022) 327-336 Evaluation of the effects of significant factors and interactions on the enrichment of arsenic and chromium by pipette tip solid phase extraction using novel P-ZrO2CeO2ZnO nanoparticles/alginate beads Nichodimus Hokonya, Courtie Mahamadi, Netai Mukaratirwa Muchanyereyi and Timothy Gutu y = 0.923x + 0.3686 r² = 0.8744 4.20 4.40 4.60 4.80 5.00 5.20 5.40 4.20 4.40 4.60 4.80 5.00 5.20 5.40 CV pr ed pIC50exp 0 5 10 15 20 25 30 35 40 45 50 0.0 0.2 0.4 0.6 0.8 1.0 1.2 Q ua nt ity a ds or be d- de so rb ed (c m 3 /g ST P) Relative pressure (P/P0) Alginate quantity adsorbed Alginate quantity desorbed 1% NP quantity adsorbed 1% NP quantity desorbed vi Graphical Contents / European Journal of Chemistry 13 (3) (2022) iii-vi 2022 – European Journal of Chemistry – CC BY NC – DOI: 10.5155/eurjchem.13.3.iii-vi.2339 European Journal of Chemistry 13 (3) (2022) 337-350 Electronic band structure of Bi5O7NO3 and its methyl orange removal mechanism Eshraq Ahmed Abdullah European Journal of Chemistry 13 (3) (2022) 351-357 A new hydrazide functionalized Schiff’s base derivative: Insights into crystallography, Hirshfeld surface, and energy framework analysis Vivek Prakash Malviya and Archisman Dutta European Journal of Chemistry 13 (3) (2022) 358-368 Graphene: A future science material for water treatment Mohammad Suhail PrintField10: PrintField11: PrintField12: PrintField13: PrintField20: PrintField21: PrintField22: PrintField23: