Aromatic rings (also known as aromatic compounds or arenes) are hydrocarbons which contain benzene, or some other related ring structure. Benzene, C6H6, is often drawn as a ring of six carbon atoms, with alternating double bonds and single bonds: This simple picture has some complications, however.
BNC), officially The King's Hall and College of Brasenose, is one of the constituent colleges of the University of Oxford in the United Kingdom. It was founded in 1509, with the College library and current chapel added in the mid-seventeenth century.
Dorchester (/ Ë d ÉËr tÊ É s t Ér / DOR-ches-tÉr) is the county town of Dorset, England. It is situated between Poole and Bridport on the A35 trunk route. A historic market town, Dorchester is on the banks of the River Frome to the south of the Dorset Downs and north of the South Dorset Ridgeway that separates the area from Weymouth, 7 miles (11 km) to the south.