Free-radical addition

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Free-radical addition

Quality:

Free-radical addition - addition reaction in organic chemistry involving free radicals. Article “Free-radical addition” in English Wikipedia has 43.9 points for quality (as of July 1, 2025). The article contains 25 references and 7 sections.

In this language version of Wikipedia the article has the best quality. Also, this article is the most popular in that (English) language version.

In June 2025 the article “Free-radical addition” was edited by 1 authors in English Wikipedia and written by 1 authors in all languages.

Since the creation of article “Free-radical addition”, its content was written by 33 registered users of English Wikipedia and edited by 120 registered Wikipedia users in all languages.

The article is cited 80 times in English Wikipedia and cited 326 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #91552 in April 2005
  • Global: #62266 in January 2013

The highest popularity rank from 2008:

  • Local (English): #331082 in October 2008
  • Global: #313026 in November 2014

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
1English (en)
Free-radical addition
43.8807
2Tamil (ta)
தனியுறுப்பு சேர்க்கை
31.072
3Polish (pl)
Addycja rodnikowa
25.387
4Chinese (zh)
自由基加成
20.9039
5Slovenian (sl)
Radikalska adicija
17.5112
6Russian (ru)
Реакции радикального присоединения
17.236
7Hungarian (hu)
Gyökös addíció
13.1817
8Romanian (ro)
Adiție radicalică
12.3137
9Persian (fa)
واکنش افزایشی رادیکال آزاد
11.6336
10French (fr)
Addition radicalaire
11.1351
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 "Free-radical addition" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Free-radical addition
266 880
2Russian (ru)
Реакции радикального присоединения
120 549
3French (fr)
Addition radicalaire
87 740
4Polish (pl)
Addycja rodnikowa
58 395
5Italian (it)
Addizione radicalica
33 450
6Chinese (zh)
自由基加成
27 703
7Dutch (nl)
Radicalaire additie
12 207
8Slovenian (sl)
Radikalska adicija
10 958
9Persian (fa)
واکنش افزایشی رادیکال آزاد
10 397
10Czech (cs)
Radikálová adice
8 762
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 "Free-radical addition" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Free-radical addition
741
2Russian (ru)
Реакции радикального присоединения
139
3Chinese (zh)
自由基加成
104
4French (fr)
Addition radicalaire
99
5Polish (pl)
Addycja rodnikowa
54
6Czech (cs)
Radikálová adice
52
7Dutch (nl)
Radicalaire additie
37
8Italian (it)
Addizione radicalica
33
9Slovenian (sl)
Radikalska adicija
23
10Slovak (sk)
Radikálová adícia
18
More...

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

The highest AI

Language versions of the article "Free-radical addition" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Free-radical addition
33
2Dutch (nl)
Radicalaire additie
15
3Russian (ru)
Реакции радикального присоединения
13
4Italian (it)
Addizione radicalica
12
5French (fr)
Addition radicalaire
10
6Polish (pl)
Addycja rodnikowa
10
7Tamil (ta)
தனியுறுப்பு சேர்க்கை
7
8Chinese (zh)
自由基加成
5
9Slovak (sk)
Radikálová adícia
4
10Slovenian (sl)
Radikalska adicija
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 "Free-radical addition" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Free-radical addition
1
2Czech (cs)
Radikálová adice
0
3Persian (fa)
واکنش افزایشی رادیکال آزاد
0
4French (fr)
Addition radicalaire
0
5Hungarian (hu)
Gyökös addíció
0
6Italian (it)
Addizione radicalica
0
7Dutch (nl)
Radicalaire additie
0
8Polish (pl)
Addycja rodnikowa
0
9Romanian (ro)
Adiție radicalică
0
10Russian (ru)
Реакции радикального присоединения
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 "Free-radical addition" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Free-radical addition
80
2Persian (fa)
واکنش افزایشی رادیکال آزاد
47
3Chinese (zh)
自由基加成
46
4French (fr)
Addition radicalaire
30
5Romanian (ro)
Adiție radicalică
29
6Russian (ru)
Реакции радикального присоединения
24
7Dutch (nl)
Radicalaire additie
22
8Czech (cs)
Radikálová adice
21
9Slovak (sk)
Radikálová adícia
9
10Italian (it)
Addizione radicalica
7
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
csCzech
Radikálová adice
enEnglish
Free-radical addition
faPersian
واکنش افزایشی رادیکال آزاد
frFrench
Addition radicalaire
huHungarian
Gyökös addíció
itItalian
Addizione radicalica
nlDutch
Radicalaire additie
plPolish
Addycja rodnikowa
roRomanian
Adiție radicalică
ruRussian
Реакции радикального присоединения
skSlovak
Radikálová adícia
slSlovenian
Radikalska adicija
taTamil
தனியுறுப்பு சேர்க்கை
zhChinese
自由基加成

Popularity rank trends

Best Rank English:
#331082
10.2008
Global:
#313026
11.2014

AI rank trends

Best Rank English:
#91552
04.2005
Global:
#62266
01.2013

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Free-radical addition from Wikipedia articles about Addition reaction, Markovnikovs rule, Organic reaction, Radiolysis and Thiol-ene reaction. Whereas reading the article about Free-radical addition people most often go to Wikipedia articles on Radical, Radical substitution, Hydrogenation, Markovnikovs rule and Radical polymerization.

Cumulative results of quality and popularity of the Wikipedia article

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

News from 7 October 2025

On 7 October 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: Ed Gein, Ilse Koch, Lizzie Borden, Anthony Perkins, Monster: The Ed Gein Story, Greta Thunberg, Richard Speck, Psycho, ChatGPT, Charlie Hunnam.

In English Wikipedia the most popular articles on that day were: Ed Gein, Google Chrome, Monster: The Original Monster, Kantara: Chapter 1, Ilse Koch, Richard Speck, Trevor Lawrence, Anthony Perkins, Lizzie Borden, Charlie Hunnam.

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