1. Определите нуклеофильную частицу.
1) ОН: 2) NO2 3) Н2О; 4) NH3; 5)н 6)cl 7)CH3
A) только 1:
B) 2, 5 и 7
C) 1, 3, 4
D) 1, 4, 6.
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