Pi bond: Revision history

Filter revisionsshowhide

To date:

Tag filter:

Invert selection

External tools:

For any version listed below, click on its date to view it. For more help, see Help:Page history and Help:Edit summary. (cur) = difference from current version, (prev) = difference from preceding version, m = minor edit, → = section edit, ← = automatic edit summary

curprev 13:5713:57, 3 August 2024‎ Spaceyy64 talk contribs‎ 6,972 bytes +202‎ →‎Properties: Added information regarding particle overlaps generally found to be pi bonds that seemed necessary undo Tag: Visual edit
curprev 13:5013:50, 3 August 2024‎ Spaceyy64 talk contribs‎ m 6,770 bytes +24‎ →‎Multiple bonds: Last line said "makes the total bond shorter and stronger", the bond isn't shorter, it's bond length is shorter. undo

curprev 06:2106:21, 24 December 2023‎ Squeakachu talk contribs‎ 6,746 bytes −623‎ duplication of first paragraph undo Tag: Undo
curprev 06:1706:17, 24 December 2023‎ 2409:40e5:98:109c:8000:: talk‎ 7,369 bytes +850‎ No edit summary undo Tags: Reverted Mobile edit Mobile web edit
curprev 06:1306:13, 24 December 2023‎ 2409:40e5:98:109c:8000:: talk‎ 6,519 bytes −227‎ No edit summary undo Tags: Reverted Mobile edit Mobile web edit

curprev 23:3023:30, 19 December 2023‎ 73.139.246.135 talk‎ 6,746 bytes −34‎ No edit summary undo Tag: Visual edit

curprev 07:0007:00, 2 December 2023‎ Recaptach talk contribs‎ 6,780 bytes −28‎ →‎References undo Tag: Visual edit

curprev 14:3014:30, 17 May 2023‎ CactiStaccingCrane talk contribs‎ 6,808 bytes −110‎ add a section undo Tag: Visual edit

curprev 03:1103:11, 3 December 2022‎ Gesamtszenario talk contribs‎ m 6,918 bytes 0‎ File:Acetylene-CRC-IR-dimensions-2D.png → File:Acetylene-CRC-IR-dimensions-2D.svg undo

curprev 20:4220:42, 28 November 2022‎ Citation bot talk contribs‎ 6,918 bytes +35‎ Add: pmid, s2cid, authors 1-1. Removed parameters. Some additions/deletions were parameter name changes. | Use this bot. Report bugs. | Suggested by Abductive | #UCB_webform 3559/3850 undo

curprev 05:2405:24, 19 July 2022‎ Ptrnext talk contribs‎ 6,883 bytes +25‎ +{{distinguish|Phi bond}} undo Tag: 2017 wikitext editor

curprev 14:5714:57, 22 June 2022‎ Squevin talk contribs‎ 6,858 bytes −2‎ →‎top: Made more clear by removing parentheses undo Tags: Mobile edit Mobile app edit Android app edit

curprev 12:1212:12, 12 June 2022‎ ClueBot NG talk contribs‎ m 6,860 bytes +1,966‎ Reverting possible vandalism by 2406:3400:318:A460:25C5:919:E27A:6D1E to version by John Baez. Report False Positive? Thanks, ClueBot NG. (4163327) (Bot) undo Tag: Rollback
curprev 12:1212:12, 12 June 2022‎ 2406:3400:318:a460:25c5:919:e27a:6d1e talk‎ 4,894 bytes −1,966‎ →‎Multiple bonds undo Tags: Reverted references removed

curprev 04:0204:02, 16 November 2021‎ John Baez talk contribs‎ 6,860 bytes −1‎ Deleted comma in "Each of these atomic orbitals has an electron density of zero, at a shared" - since it's *there*, not everywhere, that the electron density vanishes undo

curprev 20:5320:53, 8 November 2021‎ Dirac66 talk contribs‎ m 6,861 bytes −4‎ Delete red link for "nodal plane". This term first appears in the previous sentence where it is linked to "node (physics)". undo

curprev 19:2119:21, 13 October 2021‎ 173.162.211.85 talk‎ 6,865 bytes +39‎ Minor changes in syntax for greater clarity. undo Tags: Mobile edit Mobile web edit

curprev 14:2114:21, 26 July 2021‎ DMacks talk contribs‎ 6,826 bytes −1,724‎ A stylized image of the "textbook" model is better than a technical image that requires extensive captioning. This is an article of importance for many non-experts. Even your own caption prove that this image is lacking in a relevant detail. Undid revision 1034880834 by Samsiq (talk) undo Tag: Undo

curprev 10:1310:13, 22 July 2021‎ Samsiq talk contribs‎ 8,550 bytes +1,724‎ I tried to improve this article by adding four citations to reliable sources. In addition, a model containing a pi bond, with out citation, was replaced by a direct photo of the graphite containing pi bonds, with reference. undo Tag: Reverted

curprev 18:2018:20, 27 May 2021‎ WOSlinker talk contribs‎ m 6,826 bytes −22‎ →‎Multiple bonds: tidy center tags undo

curprev 01:4101:41, 25 April 2021‎ Dirac66 talk contribs‎ m 6,848 bytes 0‎ Undid revision 1018191863 by 2400:ADC5:140:2700:E8C7:5A0E:CFE7:CE33 (talk) Revert spelling error undo Tag: Undo

curprev 18:1518:15, 16 April 2021‎ 2400:adc5:140:2700:e8c7:5a0e:cfe7:ce33 talk‎ 6,848 bytes 0‎ No edit summary undo Tags: Reverted Mobile edit Mobile web edit

curprev 09:2009:20, 3 January 2021‎ OlliverWithDoubleL talk contribs‎ 6,848 bytes +108‎ added short description, added links relevant to chemistry, removed repeated links undo Tags: Mobile edit Mobile app edit iOS app edit

curprev 20:3620:36, 31 December 2020‎ Toadspike talk contribs‎ m 6,740 bytes 0‎ Fixed capitalization undo Tags: Mobile edit Mobile app edit iOS app edit

curprev 13:0313:03, 4 May 2020‎ 2a01:388:296:150::1:57 talk‎ 6,740 bytes −18‎ repetition chemistry, chemical same phrase undo

curprev 23:4423:44, 27 January 2020‎ 73.53.12.62 talk‎ 6,758 bytes +92‎ Pi Bonds can form in double and triple bonds but do not form in single bonds in most cases. undo

curprev 16:2416:24, 18 December 2019‎ InternetArchiveBot talk contribs‎ 6,666 bytes +73‎ Bluelinking 1 books for verifiability.) #IABot (v2.1alpha3 undo

curprev 12:1012:10, 25 November 2019‎ DannyS712 talk contribs‎ m 6,593 bytes −15‎ Reverted edits by 2409:4061:2E83:2AEF:DA61:DCB0:82AC:CA22 (talk) (HG) (3.4.9) undo Tags: Huggle Rollback
curprev 12:1012:10, 25 November 2019‎ 2409:4061:2e83:2aef:da61:dcb0:82ac:ca22 talk‎ 6,608 bytes +15‎ No edit summary undo Tags: Mobile edit Mobile web edit

curprev 15:1315:13, 18 November 2019‎ DMacks talk contribs‎ m 6,593 bytes −17‎ Reverted edits by 103.16.28.94 (talk) to last version by InternetArchiveBot undo Tag: Rollback
curprev 13:0613:06, 18 November 2019‎ 103.16.28.94 talk‎ 6,610 bytes +17‎ No edit summary undo Tags: Mobile edit Mobile web edit

curprev 12:1112:11, 7 September 2019‎ InternetArchiveBot talk contribs‎ 6,593 bytes +81‎ Bluelinking 1 books for verifiability.) #IABot (v2.1alpha3 undo

curprev 16:0316:03, 26 July 2019‎ Iolar~enwiki talk contribs‎ 6,512 bytes +125‎ Add diagram of pi bond (copied from article Alkene) undo

curprev 17:3117:31, 25 May 2019‎ Dirac66 talk contribs‎ m 6,387 bytes −31‎ Undid revision 898657253 by Drx. Sushil kumar prajapati (talk) Rvt last edit. As indicated already, pi bonds are usually weaker than sigma bonds. undo Tag: Undo
curprev 03:0003:00, 25 May 2019‎ Drx. Sushil kumar prajapati talk contribs‎ 6,418 bytes +31‎ No edit summary undo Tags: Mobile edit Mobile web edit

curprev 21:1021:10, 29 April 2019‎ If You Ain't First, You're Last! talk contribs‎ 6,387 bytes −31‎ Revert good faith edit undo
curprev 18:2818:28, 29 April 2019‎ 50.201.149.202 talk‎ 6,418 bytes +31‎ ΤΥΠΕ ΦΙΧ undo Tags: Mobile edit Mobile web edit

curprev 22:2822:28, 19 April 2019‎ Headbomb talk contribs‎ 6,387 bytes −23‎ Alter: isbn, journal. Add: issue. Removed URL that duplicated unique identifier. Removed parameters. | You can use this tool yourself. Report bugs here. undo

curprev 00:1200:12, 25 February 2019‎ Dirac66 talk contribs‎ 6,410 bytes +17‎ →‎Multiple bonds: Correct structural formula of ethylene, and also acetylene undo

curprev 19:0519:05, 24 February 2019‎ 2409:4072:611d:f20a::afa:f8ac talk‎ 6,393 bytes 0‎ Ethylene formula undo Tags: Visual edit Mobile edit Mobile web edit
curprev 19:0419:04, 24 February 2019‎ 2409:4072:611d:f20a::afa:f8ac talk‎ 6,393 bytes −1‎ Ethylene.formula undo Tags: Visual edit Mobile edit Mobile web edit
curprev 19:0219:02, 24 February 2019‎ 2409:4072:611d:f20a::afa:f8ac talk‎ 6,394 bytes +26‎ Ethylene formula added undo Tags: Visual edit Mobile edit Mobile web edit

curprev 10:0910:09, 20 February 2019‎ M97uzivatel talk contribs‎ 6,368 bytes −1‎ →‎Special cases undo
curprev 08:5908:59, 20 February 2019‎ M97uzivatel talk contribs‎ 6,369 bytes −2‎ →‎Multiple bonds undo

curprev 16:2116:21, 19 February 2019‎ M97uzivatel talk contribs‎ 6,371 bytes −1‎ multispace undo

curprev 10:0410:04, 18 January 2019‎ Officer781 talk contribs‎ 6,372 bytes +9‎ →‎References undo

curprev 02:1002:10, 5 December 2018‎ 2405:205:a0c3:2aad:d854:7a58:4d95:5cec talk‎ 6,363 bytes +34‎ No edit summary undo Tags: Mobile edit Mobile web edit

curprev 19:4519:45, 17 March 2018‎ DMacks talk contribs‎ 6,329 bytes +4‎ →‎top: link topic undo
curprev 19:4419:44, 17 March 2018‎ DMacks talk contribs‎ 6,325 bytes +44‎ →‎top: MOS:LCITEMS advises to rewrite to avoid having this collision of basic caps standard and specific non-caps requirement undo

curprev 23:3323:33, 16 March 2018‎ 63.233.221.133 talk‎ 6,281 bytes 0‎ don't capitalize p & d orbitals, even if it starts a sentence undo

3 August 2024

24 December 2023

19 December 2023

2 December 2023

17 May 2023

3 December 2022

28 November 2022

19 July 2022

22 June 2022

12 June 2022

16 November 2021

8 November 2021

13 October 2021

26 July 2021

22 July 2021

27 May 2021

25 April 2021

16 April 2021

3 January 2021

31 December 2020

4 May 2020

27 January 2020

18 December 2019

25 November 2019

18 November 2019

7 September 2019

26 July 2019

25 May 2019

29 April 2019

19 April 2019

25 February 2019

24 February 2019

20 February 2019

19 February 2019

18 January 2019

5 December 2018

17 March 2018

16 March 2018