4. (96-8-47) Qaysi moddalar uchun "kumush kozgu" reaksiya amalga oshishi mumkin?
1) H4C2O2; 2) CH3CHO; 3) CH3COCH3;
4) HCOOH.
A) 1,2 B)1,3
C) 2, 3
D) 2, 4
E) 3, 4
4. (96-8-47) Qaysi moddalar uchun "kumush kozgu" reaksiya amalga oshishi mumkin?
1) H4C2O2; 2) CH3CHO; 3) CH3COCH3;
4) HCOOH.
A) 1,2 B)1,3
C) 2, 3
D) 2, 4
E) 3, 4
Ответ: |
Сборник: Kimyo
Параграф:
96. Organik birikmalar orasidagi genetik-bog'lanish. Organik birikmalarning sifat reaksiyalari
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