Предмет: Химия, автор: Hanakamoto

Напишите хоть что-то, пожалуйста!!

 

1) Пи-связь имеется в молекуле:

а) метанола

б) этандиола-1,2

в) формальдегида

г) фенола

 

2) Пи-связь имеется в молекуле:

а) олеиновой кислоты

б) диэтилового эфира

в) глицерина

г) циклогексана

 

3) Изомерами являются:

а) этанол и этандиол

б) пентановая кислота и 3-метилбутановая кислота

в) метанол и пропанол-1

г) пентановая кислота и 3-метилпентановая кислота

 

4) Изомерами являются:

а) этанол и этаналь

б) пропаналь и пропанон

в) пентанол и этиленгликоль

в) пропаналь и пропанон

г) уксусная кислота и этилацетат

 

5) Атома кислорода не содержит:

а) гидроксильная группа

б) карбоксильная группа

в) карбонильная группа

г) аминогруппа

 

6) Межмолекулярные водородные связи характерны:

а) для метанола

б) для ацетальдегида

в) для метана

г) для диметилового эфира

 

7) Восстановительные свойства этанол проявляет в реакции:

а) с натрием

б) с пропановой кислотой

в) с бромоводородом

г) с оксидом меди (II)

 

8) Взаимодействуют между собой:

а) формальдегид и бензол

б) уксусная кислота и хлорид натрия

в) глицерин и гидроксид меди (II)

г) этанол и фенол

Ответы

Автор ответа: ZarinaM
0

1.в) Формальдегид

2.а) олеиновой кислоты

3.б) пентановая кислота и 3-метилбутановая кислота

4.б) пропаналь и пропанон

5.г) аминогруппа

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