CaC2-->C2H2-->C2H4-->C2H5OH

Question

CaC2-->C2H2-->C2H4-->C2H5OH

Answer 1

CaC2 + 2H2O = Ca(OH)2 + CH≡CH
CH≡CH + H2/Ni = CH2=CH2
CH2=CH2 + H2O = CH3-CH2-OH