Standard heat of formation

Quality:

Standard enthalpy of formation - (of compound) change of enthalpy during the formation of 1 mole of the substance from its constituent elements, with all substances in their standard states, and at a pressure of 1 bar (100 kPa). Article “Standard heat of formation” in Simple English Wikipedia has 23.5 points for quality (as of July 1, 2026). The article contains 4 references and 1 sections.

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

Since the creation of article “Standard heat of formation”, its content was written by 3 registered users of Simple English Wikipedia and edited by 578 registered Wikipedia users in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #3373 in August 2025
• Global: #6704 in April 2002

The highest popularity rank from 2008:

• Local (Simple English): #84461 in April 2026
• Global: #8163 in October 2014

There are 31 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	Russian (ru) Тепловой эффект химической реакции		37.147
2	English (en) Standard enthalpy of formation		35.6992
3	French (fr) Enthalpie standard de formation		27.5114
4	Catalan (ca) Entalpia de formació estàndard		24.0744
5	Simple English (simple) Standard heat of formation		23.4817
6	Kazakh (kk) Реакцияның жылулық эффектісі		20.2643
7	Greek (el) Πρότυπη ενθαλπία σχηματισμού		17.1245
8	Chinese (zh) 标准摩尔生成焓		14.1418
9	Korean (ko) 표준 생성 엔탈피		12.8441
10	Dutch (nl) Vormingsenthalpie		12.4691

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

#	Language	Popularity award	Relative popularity
1	English (en) Standard enthalpy of formation		7 538 902
2	Russian (ru) Тепловой эффект химической реакции		1 337 639
3	Spanish (es) Entalpía de formación		723 830
4	French (fr) Enthalpie standard de formation		530 914
5	Portuguese (pt) Entalpia padrão de formação		294 180
6	Chinese (zh) 标准摩尔生成焓		284 007
7	Italian (it) Entalpia standard di formazione		267 201
8	Indonesian (id) Perubahan entalpi pembentukan standar		241 837
9	Japanese (ja) 生成熱		232 740
10	Polish (pl) Standardowa entalpia tworzenia związku chemicznego		149 525

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) Standard enthalpy of formation		3 330
2	Russian (ru) Тепловой эффект химической реакции		613
3	French (fr) Enthalpie standard de formation		461
4	Chinese (zh) 标准摩尔生成焓		394
5	Spanish (es) Entalpía de formación		232
6	Japanese (ja) 生成熱		232
7	Italian (it) Entalpia standard di formazione		211
8	Indonesian (id) Perubahan entalpi pembentukan standar		109
9	Korean (ko) 표준 생성 엔탈피		101
10	Persian (fa) آنتالپی استاندارد تشکیل		100

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

#	Language	AI award	Relative AI
1	English (en) Standard enthalpy of formation		184
2	French (fr) Enthalpie standard de formation		52
3	Italian (it) Entalpia standard di formazione		46
4	Russian (ru) Тепловой эффект химической реакции		39
5	Portuguese (pt) Entalpia padrão de formação		28
6	Spanish (es) Entalpía de formación		27
7	Dutch (nl) Vormingsenthalpie		24
8	Galician (gl) Entalpía estándar de formación		18
9	Chinese (zh) 标准摩尔生成焓		16
10	Japanese (ja) 生成熱		15

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	Catalan (ca) Entalpia de formació estàndard		2
2	Arabic (ar) إنثالبي قياسي للتكوين		1
3	English (en) Standard enthalpy of formation		1
4	Korean (ko) 표준 생성 엔탈피		1
5	Bulgarian (bg) Топлинен ефект		0
6	Czech (cs) Standardní slučovací entalpie		0
7	Greek (el) Πρότυπη ενθαλπία σχηματισμού		0
8	Spanish (es) Entalpía de formación		0
9	Persian (fa) آنتالپی استاندارد تشکیل		0
10	French (fr) Enthalpie standard de formation		0

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

On 27 May 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Eid al-Adha, 2026 FIFA World Cup, Crystal Palace F.C., Michael Jackson, Anthony Gordon (footballer), Rayo Vallecano, UEFA Conference League, Spider-Noir, Deaths in 2026, Backrooms (film).

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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