Copper(II) sulfate

Quality:

Cupric sulfate - chemical compound. Article “Copper(II) sulfate” in Simple English Wikipedia has 61 points for quality (as of July 1, 2026). The article contains 25 references and 9 sections.

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

Achievements in all the time:

Simple English Wikipedia:

sim

The 2268^th most popular in Simple English Wikipedia.

Global Wikipedia:

The 8977^th most popular in all topics.

Since the creation of article “Copper(II) sulfate”, its content was written by 25 registered users of Simple English Wikipedia and edited by 2026 registered Wikipedia users in all languages.

The article is cited 32 times in Simple English Wikipedia and cited 3633 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #499 in March 2018
• Global: #2813 in December 2011

The highest popularity rank from 2008:

• Local (Simple English): #497 in February 2014
• Global: #4637 in October 2016

There are 45 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	Spanish (es) Sulfato de cobre(II)		100
2	English (en) Copper(II) sulfate		79.8134
3	Chinese (zh) 硫酸铜		62.813
4	Simple English (simple) Copper(II) sulfate		61.0436
5	Min Nan (zhminnan) Liû-sng tâng(II)		59.3529
6	Malay (ms) Kuprum(II) sulfat		58.746
7	German (de) Kupfersulfat		52.2426
8	Esperanto (eo) Kupra sulfato		49.2141
9	Slovenian (sl) Bakrov(II) sulfat		46.8252
10	Galician (gl) Sulfato de cobre (II)		46.1023

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

#	Language	Popularity award	Relative popularity
1	English (en) Copper(II) sulfate		8 726 450
2	Spanish (es) Sulfato de cobre(II)		3 178 571
3	Russian (ru) Сульфат меди(II)		2 943 319
4	German (de) Kupfersulfat		2 498 370
5	French (fr) Sulfate de cuivre		1 558 064
6	Portuguese (pt) Sulfato de cobre (II)		1 106 403
7	Japanese (ja) 硫酸銅(II)		1 053 337
8	Italian (it) Solfato rameico		934 767
9	Chinese (zh) 硫酸铜		875 623
10	Polish (pl) Siarczan miedzi(II)		785 647

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

#	Language	Popularity award	Relative popularity
1	English (en) Copper(II) sulfate		10 220
2	German (de) Kupfersulfat		3 687
3	Russian (ru) Сульфат меди(II)		3 610
4	Spanish (es) Sulfato de cobre(II)		1 952
5	Japanese (ja) 硫酸銅(II)		1 653
6	Czech (cs) Síran měďnatý		1 473
7	French (fr) Sulfate de cuivre		1 435
8	Chinese (zh) 硫酸铜		1 385
9	Persian (fa) مس(II) سولفات		1 017
10	Italian (it) Solfato rameico		850

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

#	Language	AI award	Relative AI
1	English (en) Copper(II) sulfate		484
2	German (de) Kupfersulfat		202
3	French (fr) Sulfate de cuivre		127
4	Spanish (es) Sulfato de cobre(II)		96
5	Russian (ru) Сульфат меди(II)		93
6	Chinese (zh) 硫酸铜		88
7	Italian (it) Solfato rameico		87
8	Dutch (nl) Koper(II)sulfaat		72
9	Hungarian (hu) Réz-szulfát		62
10	Polish (pl) Siarczan miedzi(II)		59

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

#	Language	AI award	Relative AI
1	Chinese (zh) 硫酸铜		2
2	Finnish (fi) Kuparisulfaatti		1
3	Arabic (ar) كبريتات النحاس الثنائي		0
4	Bulgarian (bg) Меден сулфат		0
5	Catalan (ca) Sulfat de coure(II)		0
6	Czech (cs) Síran měďnatý		0
7	Danish (da) Kobber(II)sulfat		0
8	German (de) Kupfersulfat		0
9	Greek (el) Θειικός χαλκός		0
10	English (en) Copper(II) sulfate		0

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

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.

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