98. Element-organik birikmalar
I. (v15-103-26) Quyidagi sxema boyicha
II, 6 g CH3COCH3 hosil bolgan bolsa,
X modda (alkilmagniy yodid) tarkibidagi vodorod atomlari sonini toping.
Sirka, aldegid —Y —
_ CuO, tВ°
-> z--В» atseton
A) 1.806-1023 Р’) 4,505Р®22
C) 3,612-1023
D) 9,03-1022