Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
A compound or ionic species which can accept an electron pair from a donor compound.
- ‘In simple additions, the carbonyl compounds can behave as both Lewis acids and Lewis bases depending on what reagents are present.’
- ‘In a coordinate covalent bond, both electrons are donated by the Logan, a Lewis base, to the metal atom, a Lewis acid.’
- ‘A Lewis acid, such as aluminum chloride, is often the catalyst used for this reaction.’
- ‘In this electrophilic aromatic substitution, the first electrophile is the Lewis acid that accepts the halogen from an alkyl halide (the nucleophile).’
- ‘Like the Brönsted superacids, Lewis superacids are simply very strong Lewis acids.’
1940s: named after Gilbert N. Lewis (1875–1946), American chemist.
We take a look at several popular, though confusing, punctuation marks.
From Afghanistan to Zimbabwe, discover surprising and intriguing language facts from around the globe.
The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.