Question

CO2+H2---x1-Cl2,tv----x2-t,Na------x3-(-2H2)t,ni----x4-H2O,Hg,H-----x5
очень нужно, помогите

Answer 1

CО + 3H2 --- CH4 + Н2О
CH4 + Cl2 ---- CH3Cl + HCl
2CH3Cl + 2Na ---- CH3-CH3 + 2NaCl
CH3-CH3 --- CH≡CH + 2H2
CH≡CH + H2O --- CH3-CHO