11 a)
CH3-CHO+Н2=CH3-CH2-OН
CH3-CH2-OH=C2H4+Н2О
C2H4=C2H2+Н2
C2H2+Н2О=CH3-CHO
b)
CH4 + Cl2 = CH3Cl + HCl
CH3Cl + KOH = CH3OH + KCl
CH3OH + CuO = Cu + H2O + HCOH
b)
CH4 + Cl2 = CH3Cl + HCl
CH3Cl + KOH = CH3OH + KCl
CH3OH + CuO = Cu + H2O + HCOH
HCOH + Ag2O = 2Ag + HCOOH
2HCOOH + O2 = 2CO2 + 2H2O
