1) C -> CH4C + 2H2 -> CH4
2) CH4 -> CH2=CH2CH4 -> CH3CH3CH3CH3 -> CH2=CH2
3) CH2=CH2 -> CH3CHOCH2=CH2 + H2O -> CH3CHO
1) C -> CH4
C + 2H2 -> CH4
2) CH4 -> CH2=CH2
CH4 -> CH3CH3
CH3CH3 -> CH2=CH2
3) CH2=CH2 -> CH3CHO
CH2=CH2 + H2O -> CH3CHO