Isotopes of calcium

Isotope of calcium - isotope with 20 protons per atom. Article “Isotopes of calcium” in English Wikipedia has 45 points for quality (as of July 1, 2025). The article contains 51 references and 7 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 2.37 points.

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

In June 2025 the article “Isotopes of calcium” was edited by 2 authors in English Wikipedia and written by 2 authors in all languages.

Since the creation of article “Isotopes of calcium”, its content was written by 68 registered users of English Wikipedia and edited by 183 registered Wikipedia users in all languages.

The article is cited 219 times in English Wikipedia and cited 2200 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #29299 in October 2024
• Global: #79310 in September 2012

The highest popularity rank from 2008:

• Local (English): #186307 in September 2013
• Global: #252917 in October 2020

There are 15 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	English (en) Isotopes of calcium		45.0043
2	French (fr) Isotopes du calcium		30.1802
3	Indonesian (id) Isotop kalsium		29.077
4	Chinese (zh) 鈣的同位素		25.856
5	Czech (cs) Izotopy vápníku		22.06
6	Persian (fa) ایزوتوپ‌های کلسیم		21.3343
7	Russian (ru) Изотопы кальция		19.2089
8	Arabic (ar) نظائر الكالسيوم		19.0117
9	Korean (ko) 칼슘 동위 원소		17.8523
10	Catalan (ca) Isòtops del calci		7.6728

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

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

#	Language	Popularity award	Relative popularity
1	English (en) Isotopes of calcium		561 171
2	Japanese (ja) カルシウムの同位体		60 606
3	Russian (ru) Изотопы кальция		59 335
4	Korean (ko) 칼슘 동위 원소		28 466
5	French (fr) Isotopes du calcium		26 717
6	Chinese (zh) 鈣的同位素		20 157
7	Arabic (ar) نظائر الكالسيوم		15 060
8	Dutch (nl) Isotopen van calcium		8 237
9	Persian (fa) ایزوتوپ‌های کلسیم		7 535
10	Hungarian (hu) A kalcium izotópjai		5 542

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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 "Isotopes of calcium" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Isotopes of calcium		1 795
2	Japanese (ja) カルシウムの同位体		360
3	Chinese (zh) 鈣的同位素		232
4	Russian (ru) Изотопы кальция		175
5	Korean (ko) 칼슘 동위 원소		94
6	French (fr) Isotopes du calcium		68
7	Dutch (nl) Isotopen van calcium		52
8	Arabic (ar) نظائر الكالسيوم		50
9	Persian (fa) ایزوتوپ‌های کلسیم		28
10	Indonesian (id) Isotop kalsium		25

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

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

#	Language	AI award	Relative AI
1	English (en) Isotopes of calcium		68
2	Chinese (zh) 鈣的同位素		15
3	French (fr) Isotopes du calcium		14
4	Hungarian (hu) A kalcium izotópjai		13
5	Japanese (ja) カルシウムの同位体		12
6	Dutch (nl) Isotopen van calcium		10
7	Catalan (ca) Isòtops del calci		8
8	Greek (el) Ισότοπα του ασβεστίου		8
9	Korean (ko) 칼슘 동위 원소		8
10	Russian (ru) Изотопы кальция		8

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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 "Isotopes of calcium" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) Isotopes of calcium		2
2	Arabic (ar) نظائر الكالسيوم		0
3	Catalan (ca) Isòtops del calci		0
4	Czech (cs) Izotopy vápníku		0
5	Greek (el) Ισότοπα του ασβεστίου		0
6	Esperanto (eo) Izotopoj de kalcio		0
7	Persian (fa) ایزوتوپ‌های کلسیم		0
8	French (fr) Isotopes du calcium		0
9	Hungarian (hu) A kalcium izotópjai		0
10	Indonesian (id) Isotop kalsium		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 "Isotopes of calcium" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Korean (ko) 칼슘 동위 원소		644
2	English (en) Isotopes of calcium		219
3	French (fr) Isotopes du calcium		182
4	Indonesian (id) Isotop kalsium		179
5	Persian (fa) ایزوتوپ‌های کلسیم		176
6	Chinese (zh) 鈣的同位素		156
7	Japanese (ja) カルシウムの同位体		139
8	Dutch (nl) Isotopen van calcium		132
9	Catalan (ca) Isòtops del calci		130
10	Russian (ru) Изотопы кальция		125

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#	Language	Value
ar	Arabic نظائر الكالسيوم
ca	Catalan Isòtops del calci
cs	Czech Izotopy vápníku
el	Greek Ισότοπα του ασβεστίου
en	English Isotopes of calcium
eo	Esperanto Izotopoj de kalcio
fa	Persian ایزوتوپ‌های کلسیم
fr	French Isotopes du calcium
hu	Hungarian A kalcium izotópjai
id	Indonesian Isotop kalsium
ja	Japanese カルシウムの同位体
ko	Korean 칼슘 동위 원소
nl	Dutch Isotopen van calcium
ru	Russian Изотопы кальция
zh	Chinese 鈣的同位素

Best Rank

English: #186307 09.2013

Global: #252917 10.2020

Best Rank

English: #29299 10.2024

Global: #79310 09.2012

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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