instruction:
In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.
question:
Halogen addition to them creates a mixture of a 1-2 and 1-4 addition product. One preparation of them involves butane undergoing thermal dehydration. Another synthesis of the conjugated variety of this chemical group involves elimination of unsaturated alcohols and alkyl halides. They include a number of useful reagents, including ones named for Chan, Dane, Brassard, Rawal, and Danishefsky. In addition to the conjugated variety, they also occur in isolated and cumulated varieties. Conjugation energy guarantees that the conjugated form is the most stable. For ten points, what is this organic functional group whose 1,3 variety are a principal reactant in the Diels-Alder reaction, and which is characterized by a pair of double bonds.
answer:
Science


question:
Two answers required. They figure prominently in the opening chapter of the book of Malachi, where God reminds the Israelites that he is all-loving and above the law because he chose to save one and destroy the other. One had two concubines, Bilhah and Zilpah, while the others name translated from Hebrew means hairy. With the help of their mother, one tricked the other into giving up his birthright for a bowl of soup to fulfill the prophecy that "the last shall be first". For 10 points, name these twin sons of Rebekah and Isaac, the younger of whom fathered Joseph.
answer:
Literature


question:
One of the names of this countrys largest lakes literally translates as Booze Vat and is a stunning green color. Its Central Highlands region is home to the Hals topography and such cities as Borgarnes. Its only native tree is the Betula pubsescens birch, which is being deforested because of topsoil erosion. This countrys north is home to Dettifoss, the largest waterfall by volume in Europe, and Akureryi is the country's largest city outside the capital metropolitan area. This countrys island of Surtsey emerged from the ocean in the 1960s. Vatnajkull covers 8% of the country, and has been the scene of Jkulhlaup, spectacular glacial eruptions and floods. For 10 points, name this North Atlantic island nation, home to Bjrk and unpronounceable place names.
answer:

Social Science