A) S(+4)
б) S(+6)
в) S(-2)
г) S(+6)
ответ: в
1)2C2H5Br+2Na=C4H10+2NaBr
C4H10+Br2(t) =C4H9Br+HBr
C4H9Br+2Na+BrC2H5 = C6H14+2NaBr
C6H14(t,k)=C6H6+4H2-АРОМАТИЗАЦИЯ Н- ГЕКСАНА
C6H6+Br2(FeBr3) =C6H5Br+HBr
.....................................................................................................................................................................
.............................................................................................................................................................
CH3-CH=CH2+H2=CH3CH2CH3
n(CH3-CH=CH2)=n(CH3CH2CH3), => V(CH3-CH=CH2)=V(<span>CH3CH2CH3)
V(CH3CH2CH3)=10 м^3</span>
CH3-CH3 + HNO3 -> CH3-CH2-NO2 + H2O (p,t)
СH3-CH2-CH3 + HNO3 -> CH3-CH2-CH2-NO2 + H2O ( p,t)
Возможно так, если реакция эта