Contribucions de l'usuari Leyo

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14:2314:23, 27 març 2023 dif. hist. −13‎ m Àcid levulínic ‎ format darrera Etiqueta: editor visual

23:0123:01, 7 feb 2023 dif. hist. −2‎ m Dissolvent ‎ SVG

19:2319:23, 30 maig 2022 dif. hist. 0‎ m Àcid levulínic ‎ SVG
16:1916:19, 30 maig 2022 dif. hist. −1‎ m Àcid levulínic ‎ SVG

16:1916:19, 3 nov 2021 dif. hist. −1‎ m Aerogenerador Ecotècnia ‎ fix

23:5323:53, 11 des 2019 dif. hist. 0‎ m Ultraviolat ‎ →‎Degradació dels polímers, pigments i tints: fix

14:4814:48, 10 set 2019 dif. hist. +27‎ m Glucosamina ‎ SVG
14:4414:44, 10 set 2019 dif. hist. +27‎ m Quitosan ‎ SVG

00:0400:04, 15 ago 2018 dif. hist. −2‎ m Mostassa sulfurada ‎ (GR) File renamed: File:Bis-(2-chlorethylthio)-methan.svg → File:Bis(2-chlorethylthio)methan.svg incorrect nomenclature
00:0300:03, 15 ago 2018 dif. hist. −2‎ m Mostassa sulfurada ‎ (GR) File renamed: File:Bis-(2-chlorethylthiomethyl)-ether.svg → File:Bis(2-chlorethylthiomethyl)ether.svg incorrect nomenclature

03:4603:46, 4 gen 2018 dif. hist. −4‎ m Districte administratiu de Berna-Mittelland ‎ (GR) File:Vechigen-new coat of arms.png → File:Vechigen-coat of arms.svg officially provided CoA, SVG
03:4603:46, 4 gen 2018 dif. hist. −4‎ m Vechigen ‎ (GR) File:Vechigen-new coat of arms.png → File:Vechigen-coat of arms.svg officially provided CoA, SVG

21:5921:59, 1 oct 2017 dif. hist. +12‎ m Acondrita ‎ (GR) File:Meteorite Recovery Antarctica.jpg → File:Meteorite Recovery Antarctica (retouched).jpg retouched
21:5921:59, 1 oct 2017 dif. hist. +12‎ m ANSMET ‎ (GR) File:Meteorite Recovery Antarctica.jpg → File:Meteorite Recovery Antarctica (retouched).jpg retouched

14:4014:40, 22 ago 2017 dif. hist. 0‎ m Graeme James Souness ‎ (GR) File:Souness.png → File:Souness.jpg improved JPG version

22:2222:22, 21 ago 2017 dif. hist. 0‎ Agència Europea de Productes Químics ‎ logo

22:4322:43, 22 oct 2016 dif. hist. 0‎ m Fraser Stoddart ‎ (GR) File:Rotaxane Crystal Structure EurJOrgChem page2565 year1998.jpg → File:Rotaxane Crystal Structure EurJOrgChem page2565 year1998.png PNG version

11:4111:41, 26 jul 2016 dif. hist. +2‎ m Atac suïcida a Ansbach de 2016 ‎ better version

10:4510:45, 7 abr 2016 dif. hist. +2‎ m Aminoàcid anàleg fotoreactiu ‎ SVG
10:2910:29, 7 abr 2016 dif. hist. −22‎ Aminoàcid anàleg fotoreactiu ‎ SVG

04:2504:25, 17 gen 2016 dif. hist. 0‎ m Imida ‎ (GR) File:Phthalimide.png → File:Phthalimide.svg replacing pixelated low resolution PNG
04:2504:25, 17 gen 2016 dif. hist. 0‎ m Ftalimida ‎ (GR) File:Phthalimide.png → File:Phthalimide.svg replacing pixelated low resolution PNG

00:0400:04, 8 set 2015 dif. hist. +36‎ Euchilichthys ‎ image

23:1123:11, 9 ago 2015 dif. hist. −4‎ m 2-Metilpropanal ‎ (GR) File renamed: File:2-Methyl-2-propanal structural formulae.png → File:2-Methylpropanal structural formula.png previous file name was chemically incorrect

22:4222:42, 28 jul 2015 dif. hist. 0‎ m Tortuga carei ‎ (GR) File renamed: File:鼈甲祭器.JPG → File:鼈甲祭器.jpg file name generates errors and is invisible in the upload log
22:4222:42, 28 jul 2015 dif. hist. 0‎ m Carei ‎ (GR) File renamed: File:鼈甲祭器.JPG → File:鼈甲祭器.jpg file name generates errors and is invisible in the upload log

11:0811:08, 8 jul 2015 dif. hist. +22‎ m Polietilè ‎ (GR) File:Polietileno.jpg → File:Polyethylene-repeat-2D.png higher quality and resolution
11:0811:08, 8 jul 2015 dif. hist. +11‎ m Ciència de materials ‎ (GR) File:Polietileno.jpg → File:Polyethylene-repeat-2D.png higher quality and resolution
11:0811:08, 8 jul 2015 dif. hist. +11‎ m Grau de polimerització ‎ (GR) File:Polietileno.jpg → File:Polyethylene-repeat-2D.png higher quality and resolution

01:2101:21, 18 maig 2015 dif. hist. +15‎ L-Alfa Glicerilfosforilcolina ‎ correct image

00:5600:56, 16 març 2015 dif. hist. 0‎ m Wang E ‎ (GR) File renamed: File:Wanf E - Gathering of Plum Blossoms in the Snow.jpg → File:Wang E - Gathering of Plum Blossoms in the Snow.jpg spelling error

13:1613:16, 5 des 2014 dif. hist. +50‎ Conveni d'Estocolm ‎ logo

01:2501:25, 7 nov 2014 dif. hist. −19‎ m Al·lantoïna ‎ (Script) File:Allantoin chemical structure.svg → File:Allantoin.svg Structure drawn considering conventions and style guidelines in chemistry

23:5223:52, 28 jul 2014 dif. hist. +30‎ Adipat ‎ image

21:3121:31, 2 juny 2014 dif. hist. +14‎ Contaminant orgànic persistent ‎ replacing incorrect isomer
21:2721:27, 2 juny 2014 dif. hist. +10‎ Heptaclor ‎ replacing incorrect isomer
20:3020:30, 2 juny 2014 dif. hist. −167‎ Contaminant orgànic persistent ‎ replacing incorrect isomer
20:2520:25, 2 juny 2014 dif. hist. +7‎ Clordà ‎ replacing incorrect isomer

00:2900:29, 28 maig 2014 dif. hist. 0‎ m Endrina ‎ (Script) File:Endrin.png → File:Endrin.svg correct isomer

22:3522:35, 19 març 2014 dif. hist. +13‎ Contaminant orgànic persistent ‎ the previous isomer was incorrect
22:3422:34, 19 març 2014 dif. hist. +13‎ Endosulfan ‎ the previous isomer was incorrect

10:4010:40, 29 set 2013 dif. hist. −6‎ m Spheniscus ‎ File renamed: File:508px-African.penguin.bristol.750pix (Pingstone).jpg → File:African.penguin.bristol.750pix (Pingstone).jpg incorrect move to Commons (thumbnail instead of full version) was fixed

00:3400:34, 9 ago 2013 dif. hist. 0‎ m Cèl·lula ‎ File:Cellulose strand.jpg → File:Cellulose strand.svg SVG is of higher quality
00:3300:33, 9 ago 2013 dif. hist. 0‎ m Biopolímer ‎ File:Cellulose strand.jpg → File:Cellulose strand.svg SVG is of higher quality

18:5818:58, 21 juny 2013 dif. hist. +13‎ m Llista de rosegadors i lagomorfs del Solsonès ‎ File renamed: File:DSCF3604.jpg → File:Microtus arvalis hand.jpg non-meaningful name

19:1119:11, 25 maig 2013 dif. hist. −1‎ Federació Internacional de Futbol Associació ‎ logo version with a sensible protection zone

11:2711:27, 28 gen 2013 dif. hist. −39‎ m Cetona ‎ File:Friedel-Crafts acylation of benzene by ethanol chloride.png → File:Benzen acylowany.svg low quality, incorrect name; per commons:Commons:Deletion requests/File:Friedel-Crafts acylation of benzene by ethanol chloride.png
11:2711:27, 28 gen 2013 dif. hist. −39‎ m Reacció d'acilació ‎ File:Friedel-Crafts acylation of benzene by ethanol chloride.png → File:Benzen acylowany.svg low quality, incorrect name; per commons:Commons:Deletion requests/File:Friedel-Crafts acylation of benzene by ethanol chloride.png

10:5810:58, 13 set 2012 dif. hist. +47‎ Colibrí cua de tisora ‎ image

14:0814:08, 5 set 2012 dif. hist. +1‎ m Aldehid ‎ png → svg

Contribucions de l'usuari Leyo

27 març 2023

7 feb 2023

30 maig 2022

3 nov 2021

11 des 2019

10 set 2019

15 ago 2018

4 gen 2018

1 oct 2017

22 ago 2017

21 ago 2017

22 oct 2016

26 jul 2016

7 abr 2016

17 gen 2016

8 set 2015

9 ago 2015

28 jul 2015

8 jul 2015

18 maig 2015

16 març 2015

5 des 2014

7 nov 2014

28 jul 2014

2 juny 2014

28 maig 2014

19 març 2014

29 set 2013

9 ago 2013

21 juny 2013

25 maig 2013

28 gen 2013

13 set 2012

5 set 2012