# Ralph Pearson

> Ralph Gottfrid Pearson was an American physical inorganic chemist best known for the development of the concept of hard and soft acids and bases (HSAB).

*American chemist (1919–2022)*

**Canonical URL:** https://fame.am/person/ralph-pearson

## Identity
- **Profile type:** Scientist ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Scientists
- **Country:** United States
- **Born:** 1919-01-12
- **Died:** 2022-10-12
- **Status:** deceased
- **Gender:** male

## Bio

Imported from discovery source: wikidata-dump

## Fame
- **Popularity score:** 41.8 / 100
- **Momentum:** 0.7 / 100  (trend: FALLING)
- **Historical depth:** 9.8 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 60.0 / 100
- **Profile completeness:** 55.0 / 100

## Sources
- [Ralph Pearson](https://sv.wikipedia.org/wiki/Ralph_Pearson)
- [رالف بيرسون](https://ar.wikipedia.org/wiki/%D8%B1%D8%A7%D9%84%D9%81_%D8%A8%D9%8A%D8%B1%D8%B3%D9%88%D9%86)
- [رالف بيرسون](https://arz.wikipedia.org/wiki/%D8%B1%D8%A7%D9%84%D9%81_%D8%A8%D9%8A%D8%B1%D8%B3%D9%88%D9%86)
- [Ralph Gottfried Pearson](https://ca.wikipedia.org/wiki/Ralph_Gottfried_Pearson)
- [Ralph G. Pearson](https://de.wikipedia.org/wiki/Ralph_G._Pearson)
- [Ralph Pearson](https://en.wikipedia.org/wiki/Ralph_Pearson)
- [رالف پیرسون](https://fa.wikipedia.org/wiki/%D8%B1%D8%A7%D9%84%D9%81_%D9%BE%DB%8C%D8%B1%D8%B3%D9%88%D9%86)
- [Ralph Pearson](https://fr.wikipedia.org/wiki/Ralph_Pearson)
- [Ralph Pearson](https://it.wikipedia.org/wiki/Ralph_Pearson)
- [Ralph Gottfrid Pearson](https://nl.wikipedia.org/wiki/Ralph_Gottfrid_Pearson)
- [Ralph Pearson](https://pt.wikipedia.org/wiki/Ralph_Pearson)
- [Wikidata](https://www.wikidata.org/wiki/Q904428)

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