Zobrazeno 1 - 10
of 58 086
pro vyhledávání: '"Molecular geometry"'
Publikováno v:
Education Sciences, Vol 14, Iss 9, p 1036 (2024)
Within chemistry education, methods for effectively teaching students the three-dimensional spatial arrangements of matter at the molecular level remains a topical issue. As a form of geometric problem solving, it requires learners to apply mental ro
Externí odkaz:
https://doaj.org/article/1d50980922cd44d5a69ab9c29f348494
Autor:
Chandramohan Uma maheswari
Publikováno v:
Heliyon, Vol 10, Iss 4, Pp e26274- (2024)
Natural traditional medicine extensively uses certain terpenes and gives plants their flavor, aroma, and color. Treatments for bacterial infections, malaria, and cardiovascular disorders, anti-inflammatory, promote circulation, and heal wounds. 3,7-D
Externí odkaz:
https://doaj.org/article/2ecce11a97fe4a4a91d2932ff0da5ff3
Publikováno v:
Journal of Innovation in Educational and Cultural Research, Vol 4, Iss 4, Pp 596-601 (2023)
Learning that does not accommodate the learning styles of all students will experience boredom and a decrease in the critical level of students. This study aims to determine the effect of VARK learning style-based chemistry learning on improving stud
Externí odkaz:
https://doaj.org/article/0cd8e2dd0e6c4baeb3f1a92fb2e66e5e
Publikováno v:
International Journal of Molecular Sciences, Vol 25, Iss 14, p 7733 (2024)
Early NMR studies of several heterohelicenes containing an annular nitrogen atom and a thiophene ring in their structure suggested the possibility of the lengthening of the carbon–carbon bonds in the interior of the helical turn of the molecule bas
Externí odkaz:
https://doaj.org/article/c11dbeb393f64aa39299b7afc891a40f
Autor:
Mert Metin, Tomonori Kawano
Publikováno v:
Results in Chemistry, Vol 7, Iss , Pp 101263- (2024)
In the current scientific milieu, a plethora of studies explores the intricacies of unravelling the antioxidant capacities inherent in novel compounds, employing the sophisticated tool of quantum chemistry. However, despite the strides made in this f
Externí odkaz:
https://doaj.org/article/61987461a7e445b18b5fef4c1f00f519
Autor:
Uma Maheswari Chandramohan
Publikováno v:
Biochemistry and Biophysics Reports, Vol 36, Iss , Pp 101581- (2023)
Different tissues of various plants contain allelochemicals such as phenolics, flavonoids, etc., which exhibit antioxidants and protect the plants from harmful infections. The widespread group of plant allelochemicals in the ecosystem is phenolic com
Externí odkaz:
https://doaj.org/article/e9e71442d2a24e70b066a0dd8bf43a53
Publikováno v:
Small Science, Vol 3, Iss 8, Pp n/a-n/a (2023)
Intramolecular alkyne aromatization is a powerful tool that enables the synthesis of nonplanar polycyclic aromatic hydrocarbons. Herein, an unexpected intramolecular alkyne aromatization via a trifluoroacetic acid‐promoted cyclization is described,
Externí odkaz:
https://doaj.org/article/a57d8cb4afef415890b007748fdc6b2b
Autor:
Trob A. Abdel‐Basset, Nadjet Rezki, Salsabeel A. Al‐Sodies, Mohamed Reda Aouad, Ali H Bashal, Abeer A. Sharfalddin, Mariusz Jaremko, Abdul‐Hamid Emwas, Mohamed Hagar
Publikováno v:
Nano Select, Vol 3, Iss 12, Pp 1574-1582 (2022)
Abstract This study represent the synthesis and electrical conductivity of two focused dicationic pyridinium ionic liquids (DiILs) carrying tetrafluoroborate and/or hexafluorophosphate as counter anion. Thus, the synthesis required quaternization of
Externí odkaz:
https://doaj.org/article/c47c84ed7aa149f9ad8d7b5ae0d88a52
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