Hydrogen: Revision history

31 March 2022

• curprev 21:5721:57, 31 March 2022‎ George Swan talk contribs‎ 20,114 bytes +356‎ →‎Usage

31 December 2020

• curprev 19:2619:26, 31 December 2020‎ imported>Mark Widmer‎ 19,758 bytes +19,758‎ Opening paragraph revised to match new standard: Typical phase (gas/liq/sol), symbol, Z, and std. atomic weight.

30 December 2020

• curprev 19:3819:38, 30 December 2020‎ imported>Mark Widmer‎ 19,768 bytes +56‎ Opening paragraph: Added that hydrogen is typically a gas.
• curprev 19:3119:31, 30 December 2020‎ imported>Mark Widmer‎ m 19,712 bytes +471‎ Boldface for first occurence of "Hydrogen"
• curprev 09:5909:59, 30 December 2020‎ imported>Mark Widmer‎ 19,706 bytes +87‎ Added std. atomic wgt. to opening paragraph (for consistency with articles for other elements), removed std. at. wgt. from Isotopes section (redundant). Broke intro paragraph into two. Minor rewording in Isotopes section.

27 December 2020

• curprev 21:1321:13, 27 December 2020‎ imported>Mark Widmer‎ 19,619 bytes +378‎ Added links to pages: chemical symbol, gas.

29 October 2020

• curprev 22:3622:36, 29 October 2020‎ imported>Mark Widmer‎ 19,562 bytes +321‎ →‎Usage: Added usage in airships.

11 September 2013

• curprev 01:0201:02, 11 September 2013‎ imported>Meg Taylor‎ 19,241 bytes +5‎ update

29 April 2011

• curprev 21:3321:33, 29 April 2011‎ imported>Graham Proud‎ m 19,236 bytes +742‎ →‎Physical properties: Added properties and commentary on hazards
• curprev 19:0519:05, 29 April 2011‎ imported>Graham Proud‎ m 18,731 bytes +237‎ →‎Usage: Use in power stations

20 April 2011

• curprev 13:4213:42, 20 April 2011‎ imported>Milton Beychok‎ 18,494 bytes +1‎ typo

16 April 2011

• curprev 23:5123:51, 16 April 2011‎ imported>Milton Beychok‎ m 18,486 bytes −7‎ Added a bit more info
• curprev 23:4923:49, 16 April 2011‎ imported>Milton Beychok‎ 18,517 bytes +24‎ Added a bit more info to infobox

8 January 2011

• curprev 16:4916:49, 8 January 2011‎ imported>Ro Thorpe‎ m 18,493 bytes −2‎ →‎Solid state
• curprev 16:4716:47, 8 January 2011‎ imported>Ro Thorpe‎ m 18,494 bytes −1‎ →‎Isotopes
• curprev 16:2716:27, 8 January 2011‎ imported>Ro Thorpe‎ m 18,495 bytes +437‎ →‎Isotopes
• curprev 16:2016:20, 8 January 2011‎ imported>Ro Thorpe‎ m 18,520 bytes +9‎ →‎Isotopes
• curprev 16:1816:18, 8 January 2011‎ imported>Ro Thorpe‎ m 18,519 bytes +8‎ No edit summary
• curprev 16:1716:17, 8 January 2011‎ imported>Ro Thorpe‎ m 18,515 bytes +4‎ No edit summary
• curprev 16:1616:16, 8 January 2011‎ imported>Ro Thorpe‎ m 18,510 bytes −1‎ No edit summary
• curprev 16:0416:04, 8 January 2011‎ imported>Ro Thorpe‎ m 18,511 bytes 0‎ No edit summary
• curprev 16:0216:02, 8 January 2011‎ imported>Ro Thorpe‎ m 18,511 bytes +453‎ →‎History
• curprev 15:5915:59, 8 January 2011‎ imported>Ro Thorpe‎ m 18,496 bytes +438‎ →‎History

15 February 2010

• curprev 23:0223:02, 15 February 2010‎ imported>Meg Taylor‎ m 18,496 bytes +362‎ spelling: industral -> industrial

24 May 2009

• curprev 02:2402:24, 24 May 2009‎ imported>Caesar Schinas‎ m 18,495 bytes +361‎ Robot: Automated text replacement (-{{TOC-left}} +{{TOC|left}})

22 April 2009

• curprev 20:5420:54, 22 April 2009‎ imported>Paul Wormer‎ m 18,495 bytes +22‎ No edit summary
• curprev 19:3619:36, 22 April 2009‎ imported>Milton Beychok‎ m 18,473 bytes +339‎ →‎Preparation: Added words to distinguish laboratory from industrial methods of preparing or manufacturing hydrogen.
• curprev 19:2919:29, 22 April 2009‎ imported>Milton Beychok‎ m 18,431 bytes +297‎ →‎Usage: Added a qualifier
• curprev 19:2719:27, 22 April 2009‎ imported>Milton Beychok‎ m 18,414 bytes +280‎ Added a link

3 February 2009

• curprev 22:1822:18, 3 February 2009‎ imported>Milton Beychok‎ m 18,410 bytes +4‎ Addded a link

13 December 2008

• curprev 06:5006:50, 13 December 2008‎ imported>Richard Pinch‎ m 18,406 bytes +41‎ refine link

10 July 2008

• curprev 09:2509:25, 10 July 2008‎ imported>Paul Wormer‎ 18,365 bytes −6‎ →‎Chemical properties
• curprev 09:2409:24, 10 July 2008‎ imported>Paul Wormer‎ 18,378 bytes +7‎ →‎Chemical properties

26 June 2008

• curprev 22:4822:48, 26 June 2008‎ imported>Milton Beychok‎ m 18,371 bytes +24‎ Updated CZ link to "density"

27 April 2008

• curprev 14:1014:10, 27 April 2008‎ imported>David Yamakuchi‎ m 18,347 bytes −34‎ No edit summary

22 April 2008

• curprev 19:0919:09, 22 April 2008‎ imported>Paul Wormer‎ 18,381 bytes +247‎ 1.00797 --> 1.00794 (but this is *NOT* the mass of the isotope mentioned, but isotopically averaged
• curprev 19:0619:06, 22 April 2008‎ imported>Paul Wormer‎ 18,381 bytes +167‎ →‎Isotopes

13 April 2008

• curprev 12:5312:53, 13 April 2008‎ imported>David Yamakuchi‎ m 18,248 bytes +34‎ No edit summary

12 April 2008

• curprev 14:1414:14, 12 April 2008‎ imported>Robert W King‎ 18,214 bytes +80‎ No edit summary

9 April 2008

• curprev 12:1412:14, 9 April 2008‎ imported>David Yamakuchi‎ m 18,180 bytes +12‎ "class"

8 April 2008

• curprev 13:0413:04, 8 April 2008‎ imported>David Yamakuchi‎ m 18,168 bytes +34‎ No edit summary

7 April 2008

• curprev 23:3723:37, 7 April 2008‎ imported>David Yamakuchi‎ m 18,156 bytes +22‎ No edit summary

5 April 2008

• curprev 19:3819:38, 5 April 2008‎ imported>Robert W King‎ 18,134 bytes +13‎ No edit summary

3 April 2008

• curprev 22:1022:10, 3 April 2008‎ imported>David Yamakuchi‎ m 18,121 bytes +63‎ TOC

29 March 2008

• curprev 00:1000:10, 29 March 2008‎ imported>Milton Beychok‎ m 18,108 bytes +27‎ →‎Physical properties: Minor copy edit

27 February 2008

• curprev 04:2504:25, 27 February 2008‎ imported>Paul Wormer‎ m 18,081 bytes +23‎ →‎History: rm period

25 February 2008

• curprev 19:2319:23, 25 February 2008‎ imported>Milton Beychok‎ m 18,081 bytes +23‎ →‎Usage: Added a link

27 January 2008

• curprev 09:4109:41, 27 January 2008‎ imported>Paul Wormer‎ m 18,058 bytes +18,058‎ →‎Isotopes: wikilink

7 December 2007

• curprev 18:2118:21, 7 December 2007‎ imported>David E. Volk‎ m 18,056 bytes +16‎ made proton a link

6 December 2007

• curprev 18:1518:15, 6 December 2007‎ imported>Robert W King‎ 18,040 bytes 0‎ No edit summary