Periodic acid

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Periodic acid

Quality:

Orthoperiodic acid - chemical compound. Article “Periodic acid” in Simple English Wikipedia has 5.7 points for quality (as of July 1, 2026). The article contains 0 references and 4 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 0.3 points.

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

Since the creation of article “Periodic acid”, its content was written by 3 registered users of Simple English Wikipedia and edited by 374 registered Wikipedia users in all languages.

The article is cited 8 times in Simple English Wikipedia and cited 1393 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Simple English): #5305 in November 2010
  • Global: #28390 in January 2020

The highest popularity rank from 2008:

  • Local (Simple English): #23290 in December 2010
  • Global: #124738 in October 2013

There are 26 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, 2026 (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
1Chinese (zh)
高碘酸
46.0385
2English (en)
Periodic acid
45.8505
3German (de)
Periodsäure
38.1113
4Serbo-Croatian (sh)
Perjodna kiselina
32.7355
5Malay (ms)
Asid periodik
32.6929
6Turkish (tr)
Periyodik asit
32.6463
7Hungarian (hu)
Perjódsav
31.9463
8Finnish (fi)
Perjodihappo
31.1159
9Polish (pl)
Kwas nadjodowy
30.0451
10Serbian (sr)
Perjodna kiselina
23.367
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 "Periodic acid" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Periodic acid
712 625
2Spanish (es)
Ácido peryódico
304 768
3Russian (ru)
Иодная кислота
169 820
4Japanese (ja)
過ヨウ素酸
166 029
5German (de)
Periodsäure
119 227
6Italian (it)
Acido periodico
118 884
7French (fr)
Acide periodique
77 702
8Czech (cs)
Kyselina jodistá
64 686
9Polish (pl)
Kwas nadjodowy
59 964
10Portuguese (pt)
Ácido periódico
53 687
More...

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

Most popular in June 2026

The most popular language versions of the article "Periodic acid" in June 2026
#LanguagePopularity awardRelative popularity
1English (en)
Periodic acid
1 139
2Chinese (zh)
高碘酸
250
3Japanese (ja)
過ヨウ素酸
245
4German (de)
Periodsäure
196
5Russian (ru)
Иодная кислота
193
6Spanish (es)
Ácido peryódico
121
7French (fr)
Acide periodique
95
8Italian (it)
Acido periodico
69
9Czech (cs)
Kyselina jodistá
55
10Polish (pl)
Kwas nadjodowy
48
More...

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

The highest AI

Language versions of the article "Periodic acid" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Periodic acid
78
2German (de)
Periodsäure
47
3Russian (ru)
Иодная кислота
41
4Italian (it)
Acido periodico
35
5French (fr)
Acide periodique
33
6Japanese (ja)
過ヨウ素酸
18
7Czech (cs)
Kyselina jodistá
17
8Chinese (zh)
高碘酸
17
9Spanish (es)
Ácido peryódico
16
10Polish (pl)
Kwas nadjodowy
13
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 2026

Language versions of the article "Periodic acid" with the highest AI in June 2026
#LanguageAI awardRelative AI
1English (en)
Periodic acid
1
2Polish (pl)
Kwas nadjodowy
1
3Russian (ru)
Иодная кислота
1
4Catalan (ca)
Àcid periòdic
0
5Czech (cs)
Kyselina jodistá
0
6German (de)
Periodsäure
0
7Esperanto (eo)
Perjodata acido
0
8Spanish (es)
Ácido peryódico
0
9Persian (fa)
پریودیک اسید
0
10Finnish (fi)
Perjodihappo
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 "Periodic acid" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Japanese (ja)
過ヨウ素酸
230
2English (en)
Periodic acid
168
3French (fr)
Acide periodique
166
4Chinese (zh)
高碘酸
130
5Vietnamese (vi)
Acid periodic
90
6Polish (pl)
Kwas nadjodowy
76
7Serbian (sr)
Perjodna kiselina
61
8Russian (ru)
Иодная кислота
58
9Turkish (tr)
Periyodik asit
56
10Italian (it)
Acido periodico
54
More...

Scores

Estimated value for Wikipedia:
Simple English:
Global:
Popularity in June 2026:
Simple English:
Global:
Popularity in all years:
Simple English:
Global:
Authors in June 2026:
Simple English:
Global:
Registered authors in all years:
Simple English:
Global:
Citations:
Simple English:
Global:

Quality measures

Interwikis

#LanguageValue
caCatalan
Àcid periòdic
csCzech
Kyselina jodistá
deGerman
Periodsäure
enEnglish
Periodic acid
eoEsperanto
Perjodata acido
esSpanish
Ácido peryódico
faPersian
پریودیک اسید
fiFinnish
Perjodihappo
frFrench
Acide periodique
huHungarian
Perjódsav
itItalian
Acido periodico
jaJapanese
過ヨウ素酸
kaGeorgian
იოდმჟავა
msMalay
Asid periodik
plPolish
Kwas nadjodowy
ptPortuguese
Ácido periódico
roRomanian
Acid periodic
ruRussian
Иодная кислота
shSerbo-Croatian
Perjodna kiselina
simpleSimple English
Periodic acid
srSerbian
Perjodna kiselina
svSwedish
Perjodsyra
trTurkish
Periyodik asit
urUrdu
پیریوڈک ایسڈ
viVietnamese
Acid periodic
zhChinese
高碘酸

Popularity rank trends

Best Rank Simple English:
#23290
12.2010
Global:
#124738
10.2013

AI rank trends

Best Rank Simple English:
#5305
11.2010
Global:
#28390
01.2020

Local AI rank history

Languages comparison

Important global interconnections (July 2025 – June 2026)

Wikipedia readers most often find their way to information on Orthoperiodic acid from Wikipedia articles about Periodic acid-Schiff stain, Iodic acid, Periodate, Sodium metaperiodate and Iodine. Whereas reading the article about Orthoperiodic acid people most often go to Wikipedia articles on Perxenate, Periodate, Sodium metaperiodate, Malaprade reaction and Orthotelluric acid.

Cumulative results of quality and popularity of the Wikipedia article

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

News from 1 July 2026

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Simple English Wikipedia the most popular articles on that day were: List of European countries, Black, List of sex positions, 2026 Iran war, Suresh Raina, Politics of Germany, Academy Award for Best Director, 2020, DYSS-TV, 2022.

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 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information