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Альдегиды и кетоны
20 вопросов с выбором одного варианта ответа
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Укажите фамилию, имя, класс
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1. Состав предельных альдегидов выражается общей формулой
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а) СnН2n+2О
б) СnН2nО
в) СnН2nО2
г) СnН2n─6О
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