1. Define if the sentences are true (t) or false (f).
1. Organic chemistry is a chemistry subdiscipline studying carbon compounds.
2. Hydrocarbons are the compounds containing only carbon and hydrogen.
3. Qualitative properties of organic compounds include melting point, boiling point, and index of refraction.
4. Many of organic reactions are associated with functional groups.
5. Synthesis is designed for a target molecule by selecting optimal reactions from optimal starting materials.
6. Total synthesis is creating novel synthetic routes for complex molecules.
7. The study of organic reactions includes their preparation only.
8. The range of chemicals studied in organic chemistry include compounds containing only carbon and hydrogen.
9. The synthesis proceeds by utilizing the reactivity of the functional groups in the molecule.
10. The range of application of organic compounds is very limited and all of them are structurally identical.
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2. Find in the text English equivalents to the following Russian words and word-combinations.
И
зучение
структуры; химия полимеров; основа
земной жизни; лекарственные вещества;
нефтепродукты; органический синтез;
исходные материалы; функциональные
группы; карбонильное соединение;
альдольная реакция; полный синтез;
ретросинтез; молекула-мишень; детальное
описание; перемещение электронов;
тщательный анализ свойств; медицинская
химия; механизм реакции; противоположное
направление; взрывчатое вещество;
оценить химическую активность; определить
химический состав и строение.
3. Fill in the gaps in the following sentences using the text above. Translate the sentences.
1. The range of chemicals studied in organic chemistry include _____________, compounds containing only carbon and hydrogen.
2. Quantitative information includes melting point, boiling point, and _____________.
3. Each organic reaction has a _____________ that explains how it happens in sequence.
4. _____________ is an applied science as it borders engineering.
5. The general theory of organic reactions involves careful analysis of such properties as the electron affinity of key atoms, bond strengths and _____________.
6. The basic reaction types are: addition reactions, elimination reactions,______________, pericyclic reactions, rearrangement reactions and redox reactions.
7. Each reaction has a stepwise reaction ______________ that explains how it happens in sequence — although the detailed description of steps is not always clear from a list of reactants alone.
8. Curved arrows are used to track the movement of electrons as starting materials transition through ______________to final products.
9. The electron affinity of key atoms, bond strengths and _____________ can determine the relative stability of short-lived reactive intermediates.
10. Organic chemistry_____________with a lot of fields including medicinal chemistry, biochemistry, organometallic chemistry, and polymer chemistry.