Hydroniumioni

Hydronium - aqueous cation H₃O⁺, the type of oxonium ion produced by protonation of water. Article “Hydroniumioni” in Finnish Wikipedia has 54.9 points for quality (as of July 1, 2026). The article contains 63 references and 10 sections.

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

Since the creation of article “Hydroniumioni”, its content was written by 1 registered users of Finnish Wikipedia and edited by 840 registered Wikipedia users in all languages.

The article is cited 4 times in Finnish Wikipedia and cited 1962 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Finnish): #28175 in July 2025
• Global: #6559 in April 2002

The highest popularity rank from 2008:

• Local (Finnish): #73871 in November 2025
• Global: #35735 in October 2013

There are 36 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.

#	Language	Quality grade	Quality score
1	English (en) Hydronium		69.8009
2	Finnish (fi) Hydroniumioni		54.9356
3	Indonesian (id) Hidronium		38.5601
4	Serbo-Croatian (sh) Hidronijum		35.1749
5	Catalan (ca) Oxidani		33.4822
6	Tamil (ta) ஐதரோனியம்		30.4431
7	Portuguese (pt) Hidrônio		29.5002
8	Basque (eu) Hidronio ioi		29.2889
9	Romanian (ro) Hidroniu		29.1495
10	Serbian (sr) Hidronijum		27.6706

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

The most popular language versions of the article "Hydroniumioni" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Hydronium		3 384 505
2	Spanish (es) Hidronio		927 112
3	French (fr) Ion hydronium		415 651
4	Italian (it) Idronio		361 788
5	Russian (ru) Гидроксоний		298 408
6	Polish (pl) Jon hydroniowy		245 485
7	Portuguese (pt) Hidrônio		239 966
8	Japanese (ja) ヒドロニウム		168 262
9	Chinese (zh) 水合氢离子		146 115
10	Swedish (sv) Oxoniumjon		123 494

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

The most popular language versions of the article "Hydroniumioni" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Hydronium		5 120
2	French (fr) Ion hydronium		612
3	Japanese (ja) ヒドロニウム		552
4	Russian (ru) Гидроксоний		532
5	Chinese (zh) 水合氢离子		438
6	Spanish (es) Hidronio		352
7	Italian (it) Idronio		276
8	Portuguese (pt) Hidrônio		203
9	Polish (pl) Jon hydroniowy		189
10	Dutch (nl) Hydroxonium		159

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

Language versions of the article "Hydroniumioni" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Hydronium		253
2	Italian (it) Idronio		53
3	French (fr) Ion hydronium		51
4	Chinese (zh) 水合氢离子		46
5	Russian (ru) Гидроксоний		41
6	Spanish (es) Hidronio		39
7	Dutch (nl) Hydroxonium		29
8	Vietnamese (vi) Hydroni		28
9	Danish (da) Hydronium		27
10	Hungarian (hu) Oxóniumion		25

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

Language versions of the article "Hydroniumioni" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Catalan (ca) Oxidani		1
2	Simple English (simple) Hydronium		1
3	Arabic (ar) هيدرونيوم		0
4	Czech (cs) Hydronium		0
5	Danish (da) Hydronium		0
6	Greek (el) Υδροξώνιο		0
7	English (en) Hydronium		0
8	Spanish (es) Hidronio		0
9	Estonian (et) Hüdrooniumioon		0
10	Basque (eu) Hidronio ioi		0

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

Language versions of the article "Hydroniumioni" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Hydronium		252
2	Greek (el) Υδροξώνιο		161
3	French (fr) Ion hydronium		144
4	Italian (it) Idronio		142
5	Catalan (ca) Oxidani		91
6	Spanish (es) Hidronio		91
7	Polish (pl) Jon hydroniowy		80
8	Chinese (zh) 水合氢离子		79
9	Persian (fa) هیدرونیوم		63
10	Russian (ru) Гидроксоний		60

More...

#	Language	Value
ar	Arabic هيدرونيوم
ca	Catalan Oxidani
cs	Czech Hydronium
da	Danish Hydronium
el	Greek Υδροξώνιο
en	English Hydronium
es	Spanish Hidronio
et	Estonian Hüdrooniumioon
eu	Basque Hidronio ioi
fa	Persian هیدرونیوم
fi	Finnish Hydroniumioni
fr	French Ion hydronium
gl	Galician Hidronio
he	Hebrew הידרוניום
hu	Hungarian Oxóniumion
hy	Armenian Հիդրոնիում
id	Indonesian Hidronium
it	Italian Idronio
ja	Japanese ヒドロニウム
ko	Korean 하이드로늄 이온
ms	Malay Hidronium
nl	Dutch Hydroxonium
pl	Polish Jon hydroniowy
pt	Portuguese Hidrônio
ro	Romanian Hidroniu
ru	Russian Гидроксоний
sh	Serbo-Croatian Hidronijum
simple	Simple English Hydronium
sr	Serbian Hidronijum
sv	Swedish Oxoniumjon
ta	Tamil ஐதரோனியம்
tr	Turkish Hidronyum
uk	Ukrainian Гідроксоній
ur	Urdu ہائڈرونیئم
vi	Vietnamese Hydroni
zh	Chinese 水合氢离子

Best Rank

Finnish: #73871 11.2025

Global: #35735 10.2013

Best Rank

Finnish: #28175 07.2025

Global: #6559 04.2002

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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