The dot and cross diagram shows that a water molecule is made up of one oxygen atom joined to two hydrogen atoms, so the formula of water is H 2 O. A nitrogen molecule is made up of two nitrogen ...

For example, if you've ever drawn a Lewis-dot structure to depict the ... affected the history of the subject of chemistry. Would the fixation of nitrogen in the Haber process have been solved ...

Researchers developed a sodium-doped amorphous SiBN catalyst, showcasing its potential for small molecule activation and ...