User contributions for AllenCheng

28 April 2016

• 16:1616:16, 28 April 2016 diff hist +355‎ N File:Geber.jpg ‎ Geber (d. 815) is considered by some to be the "father of chemistry". current

26 April 2016

• 16:2616:26, 26 April 2016 diff hist +247‎ N File:Gold refining by aqua regia.jpg ‎ PHGCOM - Own work by uploader, Toi Mine A 250kg gold bar in the Toi gold mine current
• 16:1816:18, 26 April 2016 diff hist +361‎ N File:Procedure of aqua regia.jpg ‎ Alcamán - Own work Chemical burns of first and second degree caused by nitric acid in two fingers of a hand.
• 16:1016:10, 26 April 2016 diff hist +358‎ N File:700px-Aqua regia.svg.png ‎ Description Magyar: Királyvíz (nitric acid hydrochlodide) szerkezete English: Kings water (nitric acid hydrochlodide) structure Date 14 September 2013, 16:49:39 Source Own work Author Jzana current

18 April 2016

• 19:4419:44, 18 April 2016 diff hist +52‎ File:Regia.jpg ‎No edit summary current

17 April 2016

• 03:0803:08, 17 April 2016 diff hist +270‎ N File:Regia.jpg ‎ https://commons.wikimedia.org/wiki/File:Dissolution_of_gold_in_aqua_regia_(I).JPG
• 03:0203:02, 17 April 2016 diff hist 0‎ File:800px-Dissolution of gold in aqua regia (II).JPG ‎ AllenCheng uploaded a new version of File:800px-Dissolution of gold in aqua regia (II).JPG current
• 00:0400:04, 17 April 2016 diff hist +298‎ N File:800px-Dissolution of gold in aqua regia (II).JPG ‎ The picture of aqua regia https://commons.wikimedia.org/wiki/File:Dissolution_of_gold_in_aqua_regia_(II).JPG

28 January 2016

• 04:0704:07, 28 January 2016 diff hist 0‎ File:Barium chlorate.jpg ‎ AllenCheng uploaded a new version of File:Barium chlorate.jpg

14 December 2015

• 00:0800:08, 14 December 2015 diff hist +313‎ N File:Barium.png ‎ https://en.wikipedia.org/wiki/Barium_chlorate#/media/File:Bariumchloratestucture.png http://creativecommons.org/licenses/by-sa/3.0 current

13 December 2015

• 23:4923:49, 13 December 2015 diff hist +313‎ N File:Barium chlorate.png ‎ https://en.wikipedia.org/wiki/Barium_chlorate#/media/File:FireworkatDisneyWorld.png http://creativecommons.org/licenses/by-sa/3.0/
• 23:4023:40, 13 December 2015 diff hist +320‎ N File:Barium chlorate.jpg ‎ https://en.wikipedia.org/wiki/Barium_chlorate#/media/File:Bariumchloratepowder.jpg http://creativecommons.org/licenses/by-sa/3.0/legalcode

9 June 2015

• 17:2017:20, 9 June 2015 diff hist +22‎ N Category:Aizoaceae ‎ Created page with "Category:Aizoaceae" current
• 17:1717:17, 9 June 2015 diff hist −23‎ File:Lithopsjuliipic.jpg ‎No edit summary current
• 17:1717:17, 9 June 2015 diff hist +22‎ N Category:Lithops ‎ Created page with "Category:Aizoaceae" current
• 17:1617:16, 9 June 2015 diff hist +23‎ File:Lithopsjuliipic.jpg ‎No edit summary
• 17:1117:11, 9 June 2015 diff hist +22‎ File:Lithopsjuliipic.jpg ‎No edit summary
• 17:1117:11, 9 June 2015 diff hist +22‎ File:Lithopsjuliipicture.jpg ‎No edit summary current
• 17:1017:10, 9 June 2015 diff hist +22‎ File:The life cycle of lithops.jpg ‎No edit summary current
• 17:1017:10, 9 June 2015 diff hist +23‎ File:Body design of lithops.jpg ‎No edit summary current
• 17:1017:10, 9 June 2015 diff hist +23‎ File:Lithops julii.jpg ‎No edit summary current

16 May 2015

• 21:4721:47, 16 May 2015 diff hist +229‎ N File:The life cycle of lithops.jpg ‎ http://en.wikipedia.org/wiki/File:Lithops_turbiniformis_1.jpg

15 May 2015

• 03:1103:11, 15 May 2015 diff hist +172‎ N File:Body design of lithops.jpg ‎ http://eol.org/data_objects/25607370
• 03:0503:05, 15 May 2015 diff hist +188‎ N File:Lithopsjuliipicture.jpg ‎ http://eol.org/data_objects/25607369 lithops julii
• 02:4802:48, 15 May 2015 diff hist +172‎ N File:Lithopsjuliipic.jpg ‎ http://eol.org/data_objects/32394373
• 01:2801:28, 15 May 2015 diff hist +165‎ N File:Lithops julii.jpg ‎ the picture of lithops julii

28 January 2015

• 00:3500:35, 28 January 2015 diff hist +555‎ N File:The relationship king penguin with human.jpg ‎ http://commons.wikimedia.org/wiki/File:Aptenodytes_forsteri_-Snow_Hill_Island,_Antarctica_-juvenile_with_people-8.jpg Description Aptenodytes forsteri English: A juvenile Emperor Penguin with people on Snow Hill Island, Antarctica. Date 17 November 2009, current
• 00:2200:22, 28 January 2015 diff hist +394‎ N File:The body design of king penguin.jpg ‎ File:King penguins (Aptenodytes patagonicus) and Sheathbill (Chionis albus).jpg Sharon Chester http://eol.org/data_objects/27276948 English: 1=King penguins and snowy sheathbills on the Island of South Georgia (Subantarctic) author unknow modify on 1/27/2

21 January 2015

• 02:4902:49, 21 January 2015 diff hist +297‎ N File:The life cycle of king penguin.jpg ‎ http://eol.org/data_objects/27501282 the lifecycle of king penguin Close-up of a King Penguin, Baie du Marin, Possession Island, Crozet Archipelago, 1994-95

20 January 2015

• 19:2719:27, 20 January 2015 diff hist 0‎ File:PsuCA4OBPQ7.jpg ‎ uploaded a new version of "File:PsuCA4OBPQ7.jpg"
• 19:2719:27, 20 January 2015 diff hist +104‎ File:PsuCA4OBPQ7.jpg ‎No edit summary
• 19:2119:21, 20 January 2015 diff hist −91‎ File:1024px-IMG 1247 mating king penguins.JPG ‎No edit summary current

18 January 2015

• 02:1302:13, 18 January 2015 diff hist +374‎ N File:1024px-IMG 1247 mating king penguins.JPG ‎ http://en.wikipedia.org/wiki/King_penguin#mediaviewer/File:IMG_1247_mating_king_penguins.JPG Mating king penguins at Macquarie Island Uploaded: April 16, 2007 Uploaded by Mbz1

9 January 2015

• 04:0604:06, 9 January 2015 diff hist +287‎ N File:PsuCA4OBPQ7.jpg ‎ http://eol.org/pages/1049608/overviewAptenodytes patagonicus TRUSTED Creative Commons Attribution Share Alike 3.0 (CC BY-SA 3.0) User:Ehquionest/credit Source: Wikimedia Commons
• 03:5303:53, 9 January 2015 diff hist +225‎ N File:QQ图片20130825135103.jpg ‎ http://eol.org/search?q=Aptenodytes+patagonicus&search=Go current

8 January 2015

• 01:0701:07, 8 January 2015 diff hist +187‎ N File:King penguin.jpg ‎ http://eol.org/pages/4373398/overview Aptenodytes patagonicus halli

7 January 2015

• 19:1019:10, 7 January 2015 diff hist 0‎ File:Chrysanthemum.jpg ‎ uploaded a new version of "File:Chrysanthemum.jpg"
• 19:0819:08, 7 January 2015 diff hist +900‎ File:Chrysanthemum.jpg ‎No edit summary
• 18:5118:51, 7 January 2015 diff hist +22‎ File:Chrysanthemum.jpg ‎ →‎Summary
• 18:5018:50, 7 January 2015 diff hist +53‎ N File:Chrysanthemum.jpg ‎No edit summary