Question

Which of the following molecules contains only single bonds?

(A)CH3CH2COOH
(B) CH3COCH3
(C) HCN
(D)C2H6
(E) CO2

Answer 1

D. Ethane is an organic chemical compound with chemical formula C ₂H ₆. At standard temperature and pressure, ethane is a colorless, odourless gas. Like many hydrocarbons, ethane is isolated on an industrial scale from natural gas and as a petrochemical by-product of petroleum refinin

Answer 2

D) C2H6

Step-by-step explanation:

All the other molecules contain double (or triple) bonds except for C2H6.