Bredt's rule

en

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Bredt's rule

Quality:

Bredt's rule - Empirical observation that states that a double bond cannot be placed at the bridgehead of a bridged ring system. Article “Bredt's rule” in English Wikipedia has 28.1 points for quality (as of July 1, 2025). The article contains 18 references and 2 sections.

This article has the best quality in Russian Wikipedia. However, this article is the most popular in English version.

In June 2025 the article “Bredt's rule” was edited by 2 authors in English Wikipedia and written by 3 authors in all languages.

Since the creation of article “Bredt's rule”, its content was written by 41 registered users of English Wikipedia and edited by 121 registered Wikipedia users in all languages.

The article is cited 255 times in English Wikipedia and cited 312 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #5460 in November 2024
  • Global: #7673 in November 2024

The highest popularity rank from 2008:

  • Local (English): #59837 in November 2024
  • Global: #61761 in November 2024

There are 14 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1Russian (ru)
Правило Бредта
33.0345
2Dutch (nl)
Regel van Bredt
31.4515
3German (de)
Bredtsche Regel
29.1387
4English (en)
Bredt's rule
28.1376
5Arabic (ar)
قاعدة بريت
23.8752
6Italian (it)
Regola di Bredt
22.2055
7French (fr)
Règle de Bredt
21.3012
8Portuguese (pt)
Regra de Bredt
20.9031
9Korean (ko)
브레트 규칙
19.9186
10Persian (fa)
قاعده برت
16.5224
More...

The following table shows the most popular language versions of the article.

Most popular in all the time

The most popular language versions of the article "Bredt's rule" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Bredt's rule
275 055
2German (de)
Bredtsche Regel
62 006
3Japanese (ja)
ブレット則
42 039
4Chinese (zh)
布莱特规则
19 234
5Russian (ru)
Правило Бредта
14 700
6Spanish (es)
Regla de Bredt
13 717
7Italian (it)
Regola di Bredt
4 867
8French (fr)
Règle de Bredt
3 669
9Dutch (nl)
Regel van Bredt
2 747
10Korean (ko)
브레트 규칙
2 370
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2025

The most popular language versions of the article "Bredt's rule" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Bredt's rule
1 109
2German (de)
Bredtsche Regel
276
3Japanese (ja)
ブレット則
186
4Russian (ru)
Правило Бредта
79
5Chinese (zh)
布莱特规则
71
6Korean (ko)
브레트 규칙
68
7Italian (it)
Regola di Bredt
42
8Spanish (es)
Regla de Bredt
35
9French (fr)
Règle de Bredt
27
10Portuguese (pt)
Regra de Bredt
13
More...

The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "Bredt's rule" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Bredt's rule
41
2German (de)
Bredtsche Regel
20
3Japanese (ja)
ブレット則
15
4French (fr)
Règle de Bredt
8
5Spanish (es)
Regla de Bredt
6
6Russian (ru)
Правило Бредта
6
7Chinese (zh)
布莱特规则
6
8Korean (ko)
브레트 규칙
4
9Portuguese (pt)
Regra de Bredt
4
10Ukrainian (uk)
Правило Бредта
4
More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2025

Language versions of the article "Bredt's rule" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Bredt's rule
2
2Italian (it)
Regola di Bredt
1
3Arabic (ar)
قاعدة بريت
0
4German (de)
Bredtsche Regel
0
5Spanish (es)
Regla de Bredt
0
6Persian (fa)
قاعده برت
0
7French (fr)
Règle de Bredt
0
8Japanese (ja)
ブレット則
0
9Korean (ko)
브레트 규칙
0
10Dutch (nl)
Regel van Bredt
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "Bredt's rule" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Bredt's rule
255
2Korean (ko)
브레트 규칙
15
3German (de)
Bredtsche Regel
10
4Japanese (ja)
ブレット則
7
5Chinese (zh)
布莱特规则
7
6Spanish (es)
Regla de Bredt
5
7Persian (fa)
قاعده برت
3
8Dutch (nl)
Regel van Bredt
3
9French (fr)
Règle de Bredt
2
10Italian (it)
Regola di Bredt
2
More...

Scores

Estimated value for Wikipedia:
English:
Global:
Popularity in June 2025:
English:
Global:
Popularity in all years:
English:
Global:
Authors in June 2025:
English:
Global:
Registered authors in all years:
English:
Global:
Citations:
English:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
قاعدة بريت
deGerman
Bredtsche Regel
enEnglish
Bredt's rule
esSpanish
Regla de Bredt
faPersian
قاعده برت
frFrench
Règle de Bredt
itItalian
Regola di Bredt
jaJapanese
ブレット則
koKorean
브레트 규칙
nlDutch
Regel van Bredt
ptPortuguese
Regra de Bredt
ruRussian
Правило Бредта
ukUkrainian
Правило Бредта
zhChinese
布莱特规则

Popularity rank trends

Best Rank English:
#59837
11.2024
Global:
#61761
11.2024

AI rank trends

Best Rank English:
#5460
11.2024
Global:
#7673
11.2024

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Bredt's rule from Wikipedia articles about (+)-α-pinene, Julius Bredt, 2,5-norbornadiene, Adamantane and Ring strain. Whereas reading the article about Bredt's rule people most often go to Wikipedia articles on Julius Bredt, Bicyclic compound, Quinuclidone, Double bond rule and Norbornene.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 15 February 2026

On 15 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Wuthering Heights, 2026 Winter Olympics, Epstein files, Ilia Malinin, Wuthering Heights, Ghislaine Maxwell, Lucas Pinheiro Braathen, 2026 Winter Olympics medal table, Valentine's Day.

In English Wikipedia the most popular articles on that day were: Jeffrey Epstein, Wuthering Heights, Wuthering Heights (2026 film), 2026 Winter Olympics, Lucas Pinheiro Braathen, Ice hockey at the 2026 Winter Olympics – Men's tournament, Epstein files, John F. Kennedy Jr., Anthony Kim, James Van Der Beek.

About WikiRank

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information