Hydrogen atoms sandwiched by fluorine exhibited the quirk of chemistry Students of chemistry around the globe are familiar with covalent and hydrogen bonding. Now, a study has uncovered an unusual relationship that resembles a hybrid of the two. Its features raise problems regarding the definition of chemical bonds, researchers say in Science on January 8. […]
150 years ago, Mendeleev perceived the relationships of the chemical elements Every scientific discipline has a favorite anniversary. Newton’s Principia in 1687 introduced the rules of motion and gravity to the field of physics. Darwin’s birthday and On the Origin of Species (1859) are commemorated in biology (1809). Astronomy enthusiasts celebrate the year 1543, when […]
Newly found sulfur compounds in cannabis flowers are responsible for the plant’s distinctive odor. Scientists have now identified the chemicals responsible for marijuana’s pungent odor. The pungent aroma that emanates from fresh cannabis is actually a mixture of hundreds of aromatic chemicals. Iain Oswald, an analytical chemist at Abstrax Tech, a private firm in Tustin, […]
