User contributions for Woelen
A user with 514 edits. Account created on 15 June 2011.
28 May 2019
- 21:0821:08, 28 May 2019 diff hist 0 m File:PI3.jpg →{{int:filedesc}}
- 20:4920:49, 28 May 2019 diff hist +430 File:BBr3.jpg Created claim: depicts (P180): boron tribromide (Q415804)
- 20:4920:49, 28 May 2019 diff hist +430 File:PI3.jpg Created claim: depicts (P180): phosphorus(III) iodide (Q418115)
- 20:4720:47, 28 May 2019 diff hist +114 File:PI3.jpg Added [nl] caption: Een sample van ongeveer 25 gram zuiver fosfortrijodide.
- 20:4720:47, 28 May 2019 diff hist +250 File:PI3.jpg Added [en] caption: A sample of approximately 25 grams of pure phosphorus triiodide.
- 20:4720:47, 28 May 2019 diff hist +818 N File:PI3.jpg User created page with UploadWizard
- 20:4720:47, 28 May 2019 diff hist +130 File:BBr3.jpg Added [nl] caption: Een sample van ongeveer 25 gram boortribromide, bevat een beetje broom.
- 20:4720:47, 28 May 2019 diff hist +268 File:BBr3.jpg Added [en] caption: A sample of approximately 25 grams of boron tribromide, contains a little bromine.
- 20:4720:47, 28 May 2019 diff hist +736 N File:BBr3.jpg User created page with UploadWizard
8 March 2019
- 21:0121:01, 8 March 2019 diff hist +25 m Commons:Picture of the Year/2018/R2/v/Drosendorf Winter Nebel P1210019.jpg +1 POTY vote - eligible on commonswiki with 76+ edits - Vote through Commons:Picture of the Year/2018/R2/Gallery - POTY App
- 20:5920:59, 8 March 2019 diff hist +25 m Commons:Picture of the Year/2018/R2/v/Adolph Tidemand & Hans Gude - Bridal Procession on the Hardangerfjord - Google Art Project.jpg +1 POTY vote - eligible on commonswiki with 76+ edits - Vote through Commons:Picture of the Year/2018/R2/Gallery - POTY App
- 20:4820:48, 8 March 2019 diff hist +25 m Commons:Picture of the Year/2018/R2/v/Frostedbubble2.jpg +1 POTY vote - eligible on commonswiki with 76+ edits - Vote through Commons:Picture of the Year/2018/R2/Gallery - POTY App
4 July 2012
- 14:2014:20, 4 July 2012 diff hist 0 File:Chlorine ampoule.jpg Woelen uploaded a new version of File:Chlorine ampoule.jpg: The original image really shows how chlorine looks like. Enhanced contrast may lead to a nicer picture, but it is not how it looks like in reality.
14 November 2011
- 16:3616:36, 14 November 2011 diff hist +374 N File:POCl3.jpg No edit summary
- 16:3616:36, 14 November 2011 diff hist +397 N File:PBr3.jpg No edit summary
3 July 2011
- 20:0520:05, 3 July 2011 diff hist +27 File:Cerium oxalate.jpg →{{int:filedesc}}
- 20:0520:05, 3 July 2011 diff hist +319 N File:Cerium oxalate.jpg No edit summary
- 18:5218:52, 3 July 2011 diff hist +27 File:Acetic acid.jpg →{{int:filedesc}}
- 18:4018:40, 3 July 2011 diff hist +27 File:Ethylene diamine 2ml.jpg →{{int:filedesc}}
- 18:3918:39, 3 July 2011 diff hist +27 File:Ethylene diamine fuming.jpg →{{int:filedesc}}
- 13:5213:52, 3 July 2011 diff hist +319 N File:Methyl ethyl ketone 45ml.jpg No edit summary
- 13:5213:52, 3 July 2011 diff hist +331 N File:Ethylene diamine fuming.jpg No edit summary
- 13:5213:52, 3 July 2011 diff hist +337 N File:Ethylene diamine 2ml.jpg No edit summary
- 13:5213:52, 3 July 2011 diff hist +335 N File:Acetic acid.jpg No edit summary
23 June 2011
21 June 2011
- 19:1419:14, 21 June 2011 diff hist −10 File:NO2.jpg →Licensing
- 19:1319:13, 21 June 2011 diff hist +386 N File:NO2.jpg {{Information |Description ={{en|1=Nitrogen dioxide, formed in the reaction between steel wool and concentrated nitric acid.}} |Source =http://woelen.homescience.net/science/index.html |Author =W. Oelen |Date =2011-06-21 |Perm
20 June 2011
- 19:3819:38, 20 June 2011 diff hist +40 File:Perchloric acid 60 percent.jpg →{{int:license-header}}
- 19:3719:37, 20 June 2011 diff hist +27 File:Perchloric acid 60 percent.jpg →{{int:filedesc}}
- 19:3719:37, 20 June 2011 diff hist +295 N File:Perchloric acid 60 percent.jpg No edit summary
- 19:0319:03, 20 June 2011 diff hist +27 File:Phenol 2 grams.jpg →{{int:filedesc}}
- 19:0319:03, 20 June 2011 diff hist +338 N File:Phenol 2 grams.jpg No edit summary
- 18:5318:53, 20 June 2011 diff hist +27 File:Sodium borohydride.jpg →{{int:filedesc}}
- 18:5318:53, 20 June 2011 diff hist +334 N File:Sodium borohydride.jpg No edit summary
- 18:4318:43, 20 June 2011 diff hist +27 File:Nitric acid 60 percent.jpg →{{int:filedesc}}
- 18:4318:43, 20 June 2011 diff hist +27 File:Nitric acid 70 percent.jpg →{{int:filedesc}}
- 18:3118:31, 20 June 2011 diff hist +331 N File:Nitric acid 60 percent.jpg No edit summary
- 18:3118:31, 20 June 2011 diff hist +358 N File:Nitric acid 70 percent.jpg No edit summary
- 18:1018:10, 20 June 2011 diff hist +370 N File:Label for ampoules of OsO4.jpg No edit summary
- 17:5617:56, 20 June 2011 diff hist +27 File:Osmium tetroxide 0.1 gram in ampoule.jpg →{{int:filedesc}}
- 17:5417:54, 20 June 2011 diff hist +346 N File:Osmium tetroxide 0.1 gram in ampoule.jpg No edit summary
19 June 2011
- 20:0620:06, 19 June 2011 diff hist −10 File:Trifluoro acetic acid 1ml.jpg →Licensing
- 20:0620:06, 19 June 2011 diff hist +343 N File:Trifluoro acetic acid 1ml.jpg {{Information |Description ={{en|1=Ampoule, containing 1 ml of very pure CF3COOH.}} |Source =http://woelen.homescience.net/science/index.html |Author =W. Oelen |Date =2011-06-19 |Permission = |other_versions = }} [[Catego
- 20:0220:02, 19 June 2011 diff hist −10 File:Sodium peroxide 2grams.jpg →Licensing
- 20:0220:02, 19 June 2011 diff hist +374 N File:Sodium peroxide 2grams.jpg {{Information |Description ={{en|1=Sodium peroxide general lab reagent, small spheres of around 0.5 mm diameter.}} |Source =http://woelen.homescience.net/science/index.html |Author =W. Oelen |Date =2011-06-19 |Permission =
- 19:5619:56, 19 June 2011 diff hist −10 File:Phosphorus trichloride 25ml.jpg →Licensing
- 19:5619:56, 19 June 2011 diff hist +379 N File:Phosphorus trichloride 25ml.jpg {{Information |Description ={{en|1=Phosphorus trichloride in a glass ampoule of 25 ml. It is a clear colorless liqud.}} |Source =http://woelen.homescience.net/science/index.html |Author =W. Oelen |Date =2011-06-19 |Permission
- 19:5019:50, 19 June 2011 diff hist −10 File:Formic acid 85 percent.jpg →Licensing
- 19:4919:49, 19 June 2011 diff hist +353 N File:Formic acid 85 percent.jpg {{Information |Description ={{en|1=Formic acid, 85% lab reagent grade. Appr. 25 ml of acid.}} |Source =http://woelen.homescience.net/science/index.html |Author =W. Oelen |Date =2011-06-19 |Permission = |other_versions = }}
- 13:1013:10, 19 June 2011 diff hist −10 File:Vanadium oxidation states.jpg →Licensing
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