Медь не взаимодействует с: 1) KOH 2) O2 3) H2 4) Hcl​

C2H2+H2O соли Hg2+=> CH3-CH=O

CH3CHO+2Cu(OH)2=>Cu2O+2H2O+CH3COOH

CH3COOH+CH3-CH2-CH2-OH=>CH3COOC3H7+H2O

CH3COOC3H7+H2O=>CH3COOH+CH3-CH2-CH2-OH

2.

C2H6 t Ni =>C2H4+H2

C2H4+H2O=>C2H5OH

C2H5OH+HCOOH=>HCOOC2H5+H2O

HCOOC2H5+H2O=>HCOOH+C2H5OH

3.

CaC2+2H2O=>Ca(OH)2+C2H2

C2H2+H2O=>CH3-CH=O

C2H4O+H2 Ni=>CH3-CH2-OH

2CH3CH2OH+6O2=>4CO2+6H2O

4.

C2H6 t Ni =>C2H4+H2

C2H4 t Ni  =>C2H2+H2

C2H2+H2O Hg2+ =>CH3-CH=O

CH3CHO+2Cu(OH)2=>Cu2O+2H2O+CH3COOH

CH3COOH+CL2=>CH2(CL)COOH+HCL