List of unsolved problems in chemistry

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List of unsolved problems in chemistry

Quality:

List of unsolved problems in chemistry - Wikimedia list article. Article “List of unsolved problems in chemistry” in English Wikipedia has 25.4 points for quality (as of July 1, 2025). The article contains 19 references and 7 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 6.35 points.

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

In June 2025 the article “List of unsolved problems in chemistry” was edited by 2 authors in English Wikipedia and written by 3 authors in all languages.

Since the creation of article “List of unsolved problems in chemistry”, its content was written by 114 registered users of English Wikipedia and edited by 175 registered Wikipedia users in all languages.

The article is cited 37 times in English Wikipedia and cited 232 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #47672 in December 2015
  • Global: #13001 in March 2014

The highest popularity rank from 2008:

  • Local (English): #59338 in December 2012
  • Global: #106097 in December 2012

There are 8 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
1Swedish (sv)
Olösta problem i kemi
81.6667
2Chinese (zh)
未解决的化学问题
31.6967
3Korean (ko)
화학의 미해결 문제 목록
27.7284
4English (en)
List of unsolved problems in chemistry
25.4006
5Arabic (ar)
قائمة بالمشاكل غير المحلولة في الكيمياء
21.1393
6Japanese (ja)
化学上の未解決問題
19.3225
7Portuguese (pt)
Problemas em aberto da Química
18.366
8Spanish (es)
Problemas no resueltos de la química
1.6841
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 "List of unsolved problems in chemistry" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
List of unsolved problems in chemistry
713 011
2Spanish (es)
Problemas no resueltos de la química
52 942
3Chinese (zh)
未解决的化学问题
43 262
4Japanese (ja)
化学上の未解決問題
38 186
5Arabic (ar)
قائمة بالمشاكل غير المحلولة في الكيمياء
18 544
6Swedish (sv)
Olösta problem i kemi
10 137
7Portuguese (pt)
Problemas em aberto da Química
1 106
8Korean (ko)
화학의 미해결 문제 목록
76
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 "List of unsolved problems in chemistry" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
List of unsolved problems in chemistry
2 301
2Japanese (ja)
化学上の未解決問題
488
3Chinese (zh)
未解决的化学问题
175
4Arabic (ar)
قائمة بالمشاكل غير المحلولة في الكيمياء
90
5Spanish (es)
Problemas no resueltos de la química
60
6Portuguese (pt)
Problemas em aberto da Química
50
7Swedish (sv)
Olösta problem i kemi
18
8Korean (ko)
화학의 미해결 문제 목록
8
More...

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

The highest AI

Language versions of the article "List of unsolved problems in chemistry" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
List of unsolved problems in chemistry
114
2Chinese (zh)
未解决的化学问题
18
3Spanish (es)
Problemas no resueltos de la química
13
4Swedish (sv)
Olösta problem i kemi
13
5Japanese (ja)
化学上の未解決問題
7
6Arabic (ar)
قائمة بالمشاكل غير المحلولة في الكيمياء
6
7Korean (ko)
화학의 미해결 문제 목록
2
8Portuguese (pt)
Problemas em aberto da Química
2
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 "List of unsolved problems in chemistry" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
List of unsolved problems in chemistry
2
2Chinese (zh)
未解决的化学问题
1
3Arabic (ar)
قائمة بالمشاكل غير المحلولة في الكيمياء
0
4Spanish (es)
Problemas no resueltos de la química
0
5Japanese (ja)
化学上の未解決問題
0
6Korean (ko)
화학의 미해결 문제 목록
0
7Portuguese (pt)
Problemas em aberto da Química
0
8Swedish (sv)
Olösta problem i kemi
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 "List of unsolved problems in chemistry" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Japanese (ja)
化学上の未解決問題
89
2Swedish (sv)
Olösta problem i kemi
55
3English (en)
List of unsolved problems in chemistry
37
4Chinese (zh)
未解决的化学问题
23
5Arabic (ar)
قائمة بالمشاكل غير المحلولة في الكيمياء
15
6Korean (ko)
화학의 미해결 문제 목록
5
7Portuguese (pt)
Problemas em aberto da Química
5
8Spanish (es)
Problemas no resueltos de la química
3
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
قائمة بالمشاكل غير المحلولة في الكيمياء
enEnglish
List of unsolved problems in chemistry
esSpanish
Problemas no resueltos de la química
jaJapanese
化学上の未解決問題
koKorean
화학의 미해결 문제 목록
ptPortuguese
Problemas em aberto da Química
svSwedish
Olösta problem i kemi
zhChinese
未解决的化学问题

Popularity rank trends

Best Rank English:
#59338
12.2012
Global:
#106097
12.2012

AI rank trends

Best Rank English:
#47672
12.2015
Global:
#13001
03.2014

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on List of unsolved problems in chemistry from Wikipedia articles about List of unsolved problems, Chemistry, Theoretical chemistry, Homochirality and Physical chemistry. Whereas reading the article about List of unsolved problems in chemistry people most often go to Wikipedia articles on Phi bond, Lithium–air battery, Homochirality, List of hypothetical technologies and List of paradoxes.

Cumulative results of quality and popularity of the Wikipedia article

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

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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