Química Nova

Publication of: Sociedade Brasileira de Química
Area: Ciências Exatas E Da Terra

ISSN printed version: 0100-4042

ISSN online version: 1678-7064

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Our Mission

To publish the results of original researches, review articles, notes on new methods and technics, education and general issues in the area of chemistry.

Most recent issue

Química Nova, Volume: 49, Published: 2026

Latest articles

Volume: 49 - Publicado em: 2026-07-03

Understanding overpotentials in biomass electrochemistry through free-energy landscapes: a graphical educational approach

Volume: 49 - Publicado em: 2026-04-20

Frequent analytical questions (faq) - 20 common questions in analytical chemistry

Volume: 49 - Publicado em: 2026-01-26

Unveiling reactions and collisions: how computational quantum chemistry supports the understanding of collision-induced dissociation in tandem mass spectrometry

Volume: 49 - Publicado em: 2026-07-27

Potentialities and challenges of a reflective process aimed at higher education teacher training: the course docência em química no ensino superior.

Volume: 49 - Publicado em: 2026-07-27

Quality of arguments in undergraduate students’ writing on food chemistry

Volume: 49 - Publicado em: 2026-07-17

Fluorescence spectroscopy and the influence of instrumental parameters for analysis: an experimental demonstration activity for undergraduate chemistry courses

Volume: 49 - Publicado em: 2026-07-17

Ora-pro-nobis branches in the production of a mini-project for teaching adsorption: simplicity and efficiency in the removal of dye and herbicides

Volume: 49 - Publicado em: 2026-06-26

The nature of the equilibrium constant

Volume: 49 - Publicado em: 2026-06-26

Teacher education in graduate programs in chemistry: conceptions of teaching

Volume: 49 - Publicado em: 2026-06-01

Didactic synthesis of ivacaftor: integrating key reactions and laboratory practice in chemistry education

Volume: 49 - Publicado em: 2026-05-11

Volume: 49 - Publicado em: 2026-03-30

The electro-oxidation reactions of alcohols as a model for illustrating the fundamentals of electrocatalysis

Volume: 49 - Publicado em: 2026-03-27

The problematization of racism in the teaching and training of chemistry teachers

Volume: 49 - Publicado em: 2026-03-30

An experimental proposal for teaching mcr-als

Volume: 49 - Publicado em: 2026-03-02

Integrating computational thinking and writing-to-learn as a method for organic compound analysis and structural elucidation

Volume: 49 - Publicado em: 2026-03-02

Approaching from the baumanian perspective by the hands of critical environmental education in the training of chemistry teachers

Volume: 49 - Publicado em: 2026-02-13

Thermodynamics teaching in inorganic chemistry: problems and solutions at local normal universities

Volume: 49 - Publicado em: 2026-01-30

Resolução de problemas por graduandos em química: acrilamida em alimentos como temática

Volume: 49 - Publicado em: 2026-02-02

A crime at purdue chemical products: an rpg game for teaching and learning molecular shape and structure according to jean piaget’s theory of equilibration

Volume: 49 - Publicado em: 2026-02-02

Analysis of augmented reality applications for teaching chemistry based on the cognitive theory of multimedia learning

Volume: 49 - Publicado em: 2026-01-26

Visualizing the diffractometry

Volume: 49 - Publicado em: 2026-01-12

Echos from the past, ears of the future: what the graduates of the past have to say to the graduates of the present (and the future)

Volume: 49 - Publicado em: 2026-03-30

Common component analysis: an exploratory application in the mineral water chemical composition

Volume: 49 - Publicado em: 2026-07-27

Chemometrics iv. pattern recognition: discriminant and class modelling methods. when to use them and which one.

Volume: 49 - Publicado em: 2026-07-17

Metal sulfide quantum dots: compositional advances and versatile applications

Volume: 49 - Publicado em: 2026-07-03

Urease: a multifaceted enzyme at the interface of health, agriculture, and biotechnology

Volume: 49 - Publicado em: 2026-03-30

Fusaric acid and derivatives: a review of biological activities and therapeutic potential

Volume: 49 - Publicado em: 2026-07-27

Elemental analysis and health risk assessment of cow and buffalo milk cheeses

Volume: 49 - Publicado em: 2026-07-27

High-entropy nifecocuw layered double hydroxide promises advanced oxygen evolution in alkaline water and alkaline seawater

Volume: 49 - Publicado em: 2026-07-27

Slow release biochar npk pellets: a sustainable solution for minimizing nutrient leaching

Volume: 49 - Publicado em: 2026-07-27

From brazilian-pine fruit shell to functional biochar: sustainable use in environmental analysis

Volume: 49 - Publicado em: 2026-07-27

A loading-dependent geometric framework for confined co2 packing in nax (fau-type) zeolite

Volume: 49 - Publicado em: 2026-07-27

Gelatin/carboxymethylchitosan- and cannabidiol-based membranes: preparation and perspectives for assisting in the prevention of bronchoaspiration

Volume: 49 - Publicado em: 2026-07-20

Synthesis of structured tryacylglycerols (tags) enriched with oleic acid from palm stearin and rainbow trout viscera oil using enzymatic catalysis

Volume: 49 - Publicado em: 2026-07-17

Synthesis and characterization of crosslinked chitosan-g-poly(acrylic acid-co-methyl methacrylate) for cdii and hgii adsorption

Volume: 49 - Publicado em: 2026-07-17

Influence of different technological routes on the incorporation of thyme essential oil into clays

Volume: 49 - Publicado em: 2026-07-17

Chitosan/gelatin and progesterone ovules for preterm birth prevention

Volume: 49 - Publicado em: 2026-07-10

Surface-enhanced raman scattering spectroscopy of the neonicotinoid pesticides imidacloprid and thiamethoxan on silver nanoparticles

Volume: 49 - Publicado em: 2026-07-10

Baseline geoquímico histórico de contaminantes inorgânicos em sedimentos do estuário de canavieiras - bahia, brasil

Volume: 49 - Publicado em: 2026-07-03

Biochars from slow pyrolysis of lignoforcetm lignins: energy analysis and co2 adsorption

Volume: 49 - Publicado em: 2026-07-03

Thermal degradation monitoring of biodiesel in the presence and absence of alcoholic extract of jambolan (syzygium cumini lamarck) and cu2+ ions by 1h nmr spectroscopy

Volume: 49 - Publicado em: 2026-07-03

Chemical fractionation and environmental risk assessment of potentially toxic elements in topsoils of the caatinga biome

Volume: 49 - Publicado em: 2026-07-03

Chemical profile of peel, pulp and seed of eugenia dysenterica using paper spray mass spectrometry

Volume: 49 - Publicado em: 2026-06-26

Optimization of the extraction of volatile compounds from the pulp of the “saborosa” fruit (selenicereus setaceus)

Volume: 49 - Publicado em: 2026-06-26

Itapejarafuran, (5r,5as,9ar)-4,5,5a,6,7,9a-hexahydro-1,5,8-trimethylnaphtho[2,1-b]furan from baccharis punctulata (asteraceae) and cytotoxic evaluation on mia paca-2 cell line

Volume: 49 - Publicado em: 2026-06-12

Adsorb-xl: an excel-based tool for simple nonlinear regression analysis in adsorption studies

Volume: 49 - Publicado em: 2026-06-12

A dft study on the electronic structure of scopoletin and its adsorption interaction model with functionalized carbon nanotubes

Volume: 49 - Publicado em: 2026-06-01

Exploring the subantarctic brown macroalga durvillaea antarctica: extraction and characterization of alginates and fucoidans

Volume: 49 - Publicado em: 2026-06-01

Hydrogen production by photocatalytic decomposition of water by means of tio2 nanotubes decorated with plasmonic bimetallic nanoparticles

Volume: 49 - Publicado em: 2026-06-01

Biodegradable chitosan membranes incorporating jatropha mollissima for the treatment of varicose ulcers

Volume: 49 - Publicado em: 2026-06-01

C- and o-glycosyl flavones and other compounds from the leaves and branches of simaba pubicarpa devecchi, w. w. thomas & francesch. (simaroubaceae) and evaluation of their antiplasmodial activity

Volume: 49 - Publicado em: 2026-05-29

A brief study on the inactivation of microcystin-lr toxin by gamma irradiation and analysis by hplc-spe online and mass spectrometry methodologies

Volume: 49 - Publicado em: 2026-05-29

Integrated assessment of the sustainability and applicability of a microwave-assisted acid digestion method for rare earth element determination in sediments by icp-ms using agree and bagi metrics

Volume: 49 - Publicado em: 2026-05-11

Biological activities of electrospun nanofibers containing poly(vinyl alcohol) and pereskia aculeata miller extract

Volume: 49 - Publicado em: 2026-05-11

Optimization of h2 and organic acid production from sugarcane bagasse and pentose liquor using a consortium of autochthonous microorganisms

Volume: 49 - Publicado em: 2026-04-20

On-site determination of the methanol content in ethanol by ftir and chemometrics to combat fuel adulteration

Volume: 49 - Publicado em: 2026-04-20

Green synthesis and photothermal effect of silver nanoparticles using adenanthera pavonina seed extract

Volume: 49 - Publicado em: 2026-05-01

Nutritional contribution and bioaccessibility of essential elements in edible nuts

Volume: 49 - Publicado em: 2026-04-17

A telescopic method for the synthesis of 3-indolyl azo derivative

Volume: 49 - Publicado em: 2026-04-17

Keratin extraction from poultry waste and assessment of its antibacterial activity against staphylococcus aureus

Volume: 49 - Publicado em: 2026-04-20

Structural and antimicrobial performance of polyvinyl alcohol (pva) biofilms reinforced with cuo microparticles synthesized via a simple co-precipitation route

Volume: 49 - Publicado em: 2026-04-20

Nutritional composition of chlorella supplements in the brazilian market

Volume: 49 - Publicado em: 2026-04-20

Materials for optical ph sensors based on thin films of polyaniline and polyaniline/carbon nanotubes nanocomposites

Volume: 49 - Publicado em: 2026-04-20

Polymeric films from hpmc and α-gos incorporated with cannabidiol for topical use

Volume: 49 - Publicado em: 2026-03-27

Influence of the pore-directing agent on the synthesis of mesoporous silica via the sol-gel method doped with silver nanoparticles

Volume: 49 - Publicado em: 2026-03-27

Qualitative and quantitative study of intermolecular weak interactions for benzoic acid and anisic acid using terahertz spectroscopy combined with dft

Volume: 49 - Publicado em: 2026-03-27

Functionalized silica gel with ag and zno nanoparticles on antimicrobial properties and their application in absorbent pads

Volume: 49 - Publicado em: 2026-03-30

Saponified palm and soybean oils as sustainable collectors for iron ore flotation: performance evaluation and response surface optimization

Volume: 49 - Publicado em: 2026-03-27

Influence of glycerol content on the mechanical properties of starch-based bioplastics containing brewer spent grain at different particle sizes

Volume: 49 - Publicado em: 2026-03-27

A theoretical study for intermolecular interactions occurrence in the intermediary structures of the sn2 mechanism between 3-chloro-1-propene and sodium fluoride: f∙∙∙h, cl∙∙∙na and cl∙∙∙c?.

Volume: 49 - Publicado em: 2026-03-27

First crystallization of succinic acid from a plant matrix: isolation of the γ-polymorph from solanum sanctae-catharinae dunal.

Volume: 49 - Publicado em: 2026-03-16

Chemical profile, antibacterial, antifungal and insecticide potential of essential oil from the leaves of varronia dardani (taroda) j. s. mill

Volume: 49 - Publicado em: 2026-03-02

Development and characterization of carboxymethyl chitosan and jatropha mollissima formulations for feminine intimate hygiene

Volume: 49 - Publicado em: 2026-03-02

Analysis of bioactive compounds in acerola (malpighia emarginata dc) pulp and seeds focusing on the sustainable use of its agroindustrial by-products

Volume: 49 - Publicado em: 2026-03-09

Elastic vαpore,molecule, average density, local effective density functions and theoretical monolayer to re-access co2 adsorption in nax zeolite

Volume: 49 - Publicado em: 2026-03-09

Innovation in nanotechnological systems: o-carboxymethylchitosan as a polymeric matrix for vitamin c incorporation

Volume: 49 - Publicado em: 2026-03-09

Chemical profile and antibacterial activity of the leaf essential oil from oxandra martiana (schltdl.) r.e.fr.

Volume: 49 - Publicado em: 2026-03-09

Chemical profile of volatiles by headspace versus hydrodistillation and antimicrobial potential of piper glabratum leaves

Volume: 49 - Publicado em: 2026-02-13

Chitosan/gelatin and jatropha mollissima ovules for the treatment of fungal vaginitis

Volume: 49 - Publicado em: 2026-02-13

Enhancing 2,4-dichlorophenoxyacetic acid degradation via fenton oxidation process (h2o2/fe2+) using factorial planning

Volume: 49 - Publicado em: 2026-01-30

Pirólise e co-pirólise das cascas de pequi e babaçu: uma abordagem sustentável para o aproveitamento de resíduos

Volume: 49 - Publicado em: 2026-02-02

Construction of the chcl-zn(ac)2 catalytic system and optimization of the process conditions for direct synthesis of plasticizer dotp from waste pet via catalytic alcoholysis

Volume: 49 - Publicado em: 2026-01-26

Molecular docking analysis of clinically deployed respiratory drugs on beta-2 adrenergic and muscarinic acetylcholine receptors: towards the rational design of novel dual-target ligands

Volume: 49 - Publicado em: 2026-01-26

Hydrocarbon retention and disposal challenges of iron oxide-based scavengers in offshore gas sweetening

Volume: 49 - Publicado em: 2026-01-12

Quantification of copper in traditional sweets from pelotas: contribution of scientific knowledge to the debate on the use of copper pans in the manufacture of artisanal sweets

Volume: 49 - Publicado em: 2026-01-12

Antioxidant potential, photoprotective activity, and hplc-esi-ms profiling of evolvulus species from the brazilian caatinga

Volume: 49 - Publicado em: 2026-07-17

Divulgar, conectar e fortalecer a química nacional: o papel da química nova

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Sociedade Brasileira de Química Instituto de Química, Universidade Estadual de Campinas (Unicamp), CP6154, 13083-0970 - Campinas - SP - Brazil
E-mail: quimicanova@sbq.org.br

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