Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
A number assigned to an element in chemical combination which represents the number of electrons lost (or gained, if the number is negative), by an atom of that element in the compound.
- ‘Electrons are assigned to atoms in covalent and ionic compounds and the oxidation number of each atom is determined.’
- ‘A negative oxidation state indicates that an atom can undergo reduction, i.e., gain electrons.’
- ‘The term valence can also refer to the charge or oxidation number on an atom.’
- ‘The electronegativity is lower for a given oxidation state in an anion than it is in a neutral molecule.’
- ‘The oxidation number for both oxygen atoms in hydrogen peroxide is - 1.’
Are you looking for a word for a foolish person? We explore twelve interesting words to describe the dunderheads in your life.
Before you run for the hills, let’s run through a list of ‘run’ expressions that are running through our minds.
The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.