Cobalt(III) oxide

Cobalt(III) oxide - chemical compound. Article “Cobalt(III) oxide” in Simple English Wikipedia has 2 points for quality (as of July 1, 2025).

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

Since the creation of article “Cobalt(III) oxide”, its content was written by 6 registered users of Simple English Wikipedia and edited by 126 registered Wikipedia users in all languages.

The article is cited 10 times in Simple English Wikipedia and cited 1241 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #3254 in April 2012
• Global: #43670 in April 2012

The highest popularity rank from 2008:

• Local (Simple English): #2505 in February 2012
• Global: #305387 in November 2020

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.

#	Language	Quality grade	Quality score
1	German (de) Cobalt(III)-oxid		33.8225
2	English (en) Cobalt(III) oxide		27.5664
3	Tamil (ta) கோபால்ட்(III) ஆக்சைடு		26.6053
4	Arabic (ar) أكسيد الكوبالت الثلاثي		25.5518
5	Vietnamese (vi) Cobalt(III) oxide		25.1827
6	Serbo-Croatian (sh) Kobalt(III) oksid		25.0873
7	Finnish (fi) Koboltti(III)oksidi		24.6401
8	Serbian (sr) Kobalt(III) oksid		22.5898
9	Ukrainian (uk) Оксид кобальту(III)		19.2306
10	Spanish (es) Óxido de cobalto(III)		18.8885

More...

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

The most popular language versions of the article "Cobalt(III) oxide" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Cobalt(III) oxide		226 342
2	Spanish (es) Óxido de cobalto(III)		141 861
3	Japanese (ja) 酸化コバルト(III)		75 589
4	Russian (ru) Оксид кобальта(III)		38 372
5	German (de) Cobalt(III)-oxid		37 889
6	Chinese (zh) 三氧化二钴		18 987
7	French (fr) Oxyde de cobalt(III)		10 993
8	Simple English (simple) Cobalt(III) oxide		6 719
9	Persian (fa) کبالت(III) اکسید		6 510
10	Dutch (nl) Kobalt(III)oxide		4 529

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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 "Cobalt(III) oxide" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Cobalt(III) oxide		456
2	Japanese (ja) 酸化コバルト(III)		240
3	Simple English (simple) Cobalt(III) oxide		183
4	German (de) Cobalt(III)-oxid		125
5	Spanish (es) Óxido de cobalto(III)		92
6	Russian (ru) Оксид кобальта(III)		91
7	Chinese (zh) 三氧化二钴		83
8	French (fr) Oxyde de cobalt(III)		29
9	Dutch (nl) Kobalt(III)oxide		17
10	Serbian (sr) Kobalt(III) oksid		17

More...

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

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

#	Language	AI award	Relative AI
1	English (en) Cobalt(III) oxide		34
2	German (de) Cobalt(III)-oxid		22
3	Dutch (nl) Kobalt(III)oxide		10
4	Chinese (zh) 三氧化二钴		10
5	Spanish (es) Óxido de cobalto(III)		8
6	French (fr) Oxyde de cobalt(III)		7
7	Vietnamese (vi) Cobalt(III) oxide		7
8	Simple English (simple) Cobalt(III) oxide		6
9	Russian (ru) Оксид кобальта(III)		5
10	Finnish (fi) Koboltti(III)oksidi		4

More...

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

Language versions of the article "Cobalt(III) oxide" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	French (fr) Oxyde de cobalt(III)		1
2	Arabic (ar) أكسيد الكوبالت الثلاثي		0
3	German (de) Cobalt(III)-oxid		0
4	English (en) Cobalt(III) oxide		0
5	Spanish (es) Óxido de cobalto(III)		0
6	Persian (fa) کبالت(III) اکسید		0
7	Finnish (fi) Koboltti(III)oksidi		0
8	Japanese (ja) 酸化コバルト(III)		0
9	Dutch (nl) Kobalt(III)oxide		0
10	Russian (ru) Оксид кобальта(III)		0

More...

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

Language versions of the article "Cobalt(III) oxide" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Cobalt(III) oxide		306
2	Russian (ru) Оксид кобальта(III)		281
3	Chinese (zh) 三氧化二钴		257
4	Persian (fa) کبالت(III) اکسید		105
5	Tamil (ta) கோபால்ட்(III) ஆக்சைடு		95
6	Vietnamese (vi) Cobalt(III) oxide		69
7	Japanese (ja) 酸化コバルト(III)		29
8	French (fr) Oxyde de cobalt(III)		27
9	Arabic (ar) أكسيد الكوبالت الثلاثي		19
10	German (de) Cobalt(III)-oxid		11

More...

#	Language	Value
ar	Arabic أكسيد الكوبالت الثلاثي
de	German Cobalt(III)-oxid
en	English Cobalt(III) oxide
es	Spanish Óxido de cobalto(III)
fa	Persian کبالت(III) اکسید
fi	Finnish Koboltti(III)oksidi
fr	French Oxyde de cobalt(III)
ja	Japanese 酸化コバルト(III)
nl	Dutch Kobalt(III)oxide
ru	Russian Оксид кобальта(III)
sh	Serbo-Croatian Kobalt(III) oksid
simple	Simple English Cobalt(III) oxide
sr	Serbian Kobalt(III) oksid
ta	Tamil கோபால்ட்(III) ஆக்சைடு
uk	Ukrainian Оксид кобальту(III)
vi	Vietnamese Cobalt(III) oxide
zh	Chinese 三氧化二钴

Best Rank

Simple English: #2505 02.2012

Global: #305387 11.2020

Best Rank

Simple English: #3254 04.2012

Global: #43670 04.2012

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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 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