HSAB theory

en

WikiRank.net
ver. 1.6.2

HSAB theory

Quality:

HSAB theory - Chemical theory about acids and bases. Article “HSAB theory” in English Wikipedia has 37.7 points for quality (as of July 1, 2025). The article contains 24 references and 7 sections.

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

Since the creation of article “HSAB theory”, its content was written by 98 registered users of English Wikipedia and edited by 391 registered Wikipedia users in all languages.

The article is cited 182 times in English Wikipedia and cited 631 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #36242 in May 2017
  • Global: #29960 in August 2009

The highest popularity rank from 2008:

  • Local (English): #36767 in April 2008
  • Global: #54349 in January 2008

There are 17 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
1Indonesian (id)
Teori asam–basa keras dan lunak
38.5634
2English (en)
HSAB theory
37.7237
3Dutch (nl)
HSAB-theorie
37.3623
4Russian (ru)
Принцип жёстких и мягких кислот и оснований
30.7059
5Polish (pl)
Teoria twardych i miękkich kwasów i zasad
26.9328
6Arabic (ar)
نظرية HSAB
25.0473
7Persian (fa)
نظریه اچ‌اس‌ای‌بی
24.815
8Italian (it)
Teoria HSAB
24.5845
9French (fr)
Principe HSAB
24.3459
10Spanish (es)
Teoría ácido-base duro-blando
22.3836
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 "HSAB theory" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
HSAB theory
1 589 379
2German (de)
HSAB-Konzept
398 787
3Japanese (ja)
HSAB則
286 486
4Spanish (es)
Teoría ácido-base duro-blando
224 914
5Chinese (zh)
软硬酸碱理论
122 394
6French (fr)
Principe HSAB
90 770
7Russian (ru)
Принцип жёстких и мягких кислот и оснований
89 911
8Turkish (tr)
Zayıf ve kuvvetli asit ve bazlar
86 330
9Italian (it)
Teoria HSAB
70 880
10Polish (pl)
Teoria twardych i miękkich kwasów i zasad
30 374
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 "HSAB theory" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
HSAB theory
3 636
2German (de)
HSAB-Konzept
859
3Japanese (ja)
HSAB則
699
4Chinese (zh)
软硬酸碱理论
468
5Russian (ru)
Принцип жёстких и мягких кислот и оснований
306
6Italian (it)
Teoria HSAB
224
7French (fr)
Principe HSAB
218
8Polish (pl)
Teoria twardych i miękkich kwasów i zasad
150
9Spanish (es)
Teoría ácido-base duro-blando
149
10Turkish (tr)
Zayıf ve kuvvetli asit ve bazlar
108
More...

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

The highest AI

Language versions of the article "HSAB theory" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
HSAB theory
98
2German (de)
HSAB-Konzept
55
3French (fr)
Principe HSAB
51
4Italian (it)
Teoria HSAB
49
5Chinese (zh)
软硬酸碱理论
22
6Dutch (nl)
HSAB-theorie
21
7Japanese (ja)
HSAB則
18
8Turkish (tr)
Zayıf ve kuvvetli asit ve bazlar
12
9Czech (cs)
Teorie HSAB
11
10Portuguese (pt)
Teoria HSAB
11
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 "HSAB theory" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Arabic (ar)
نظرية HSAB
0
2Czech (cs)
Teorie HSAB
0
3German (de)
HSAB-Konzept
0
4English (en)
HSAB theory
0
5Spanish (es)
Teoría ácido-base duro-blando
0
6Persian (fa)
نظریه اچ‌اس‌ای‌بی
0
7French (fr)
Principe HSAB
0
8Indonesian (id)
Teori asam–basa keras dan lunak
0
9Italian (it)
Teoria HSAB
0
10Japanese (ja)
HSAB則
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 "HSAB theory" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
HSAB theory
182
2French (fr)
Principe HSAB
76
3Chinese (zh)
软硬酸碱理论
56
4Japanese (ja)
HSAB則
50
5Spanish (es)
Teoría ácido-base duro-blando
45
6German (de)
HSAB-Konzept
35
7Italian (it)
Teoria HSAB
33
8Dutch (nl)
HSAB-theorie
30
9Czech (cs)
Teorie HSAB
26
10Indonesian (id)
Teori asam–basa keras dan lunak
21
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
نظرية HSAB
csCzech
Teorie HSAB
deGerman
HSAB-Konzept
enEnglish
HSAB theory
esSpanish
Teoría ácido-base duro-blando
faPersian
نظریه اچ‌اس‌ای‌بی
frFrench
Principe HSAB
idIndonesian
Teori asam–basa keras dan lunak
itItalian
Teoria HSAB
jaJapanese
HSAB則
nlDutch
HSAB-theorie
plPolish
Teoria twardych i miękkich kwasów i zasad
ptPortuguese
Teoria HSAB
ruRussian
Принцип жёстких и мягких кислот и оснований
trTurkish
Zayıf ve kuvvetli asit ve bazlar
ukUkrainian
Теорія кислот і основ Пірсона
zhChinese
软硬酸碱理论

Popularity rank trends

Best Rank English:
#36767
04.2008
Global:
#54349
01.2008

AI rank trends

Best Rank English:
#36242
05.2017
Global:
#29960
08.2009

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on HSAB theory from Wikipedia articles about Lewis acid–base theory, Helium compound, Michael reaction, Phenol and Chloroform. Whereas reading the article about HSAB theory people most often go to Wikipedia articles on Lewis acid–base theory, Polarizability, Ralph Pearson, Oxophilicity and Acid–base theory.

Cumulative results of quality and popularity of the Wikipedia article

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

News from 28 January 2026

On 28 January 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2025–26 UEFA Champions League, Nipah virus, Doomsday Clock, UEFA Champions League, Elena Rybakina, Donald Trump, 2026 European Men's Handball Championship, killing of Alex Pretti, Kristi Noem, deaths in 2026.

In English Wikipedia the most popular articles on that day were: Ajit Pawar, Border 2, Sharad Pawar, Killing of Alex Pretti, Ilhan Omar, Sunetra Pawar, Todd Monken, Kristi Noem, Wonder Man (miniseries), Gregory Bovino.

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