
ЕГЭ - 2 (НАЧАЛО МАЯ!)
Authored by НАТАЛЬЯ ЛИТВИНОВА
Chemistry
11th Grade
Used 1+ times

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19 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
При гидролизе дипептида и сложных эфиров аминокислот
HCl писать в реагенты, образуются соли хлориды
HCl можно не писать, так как она катализатор
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
при гидролизе сложных эфиров в присутствии HCl образуется спирт
правда
ложь, спирт будет реагировать с HCl
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
восстановление нитросоединений в присутствии HCl идёт с образованием
амина
соли амина
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
бензол и фенол можно различить с помощью перманганата калия
ложь
правда
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Выбери реагенты, которые при взаимодействии друг с другом образуют серебристый осадок
C2H2 + [Ag(NH3)2]OH =
HCOOH + [Ag(NH3)2]OH =
обе дают реакцию "серебряного зеркала"
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
фенолформальдегидная смола образуется результате реакции
полимеризации
поликонденсации
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
выбери преимущественный продукт СН2=СН-СН=СН2 + НСl ->
Сl-СН2-СН=СН-СН3
СН3 - СН (Сl)-СН=СН2
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