thiocarbonyl group; energetics and thiocarbonyl compound structure; photoelectron spectroscopy (PES); addition reactions to alkynes and alkenes; cycloreversion reactions; reductive C,S cleavage; desulfurization reactions; coordination chemistry
From Aconcagua in South America to Mount Everest in Asia, from Kilimanjaro in Africa to Vinson Massif in Antarctica, from Mount McKinley in North America to Elbrus in Europe and Mount Kosciusko in Australia: no one had ever scaled all seven summits -- it would be a first, a feat that had eluded the world's best mountaineers.
8,000 metres Edit. There are 14 mountains over 8,000 metres (26,247 ft) and are often referred to as the Eight-thousanders. All are located in the two highest mountain ranges in the world, the Himalayas and the Karakoram.