Match List I with List II.

 List I                                                                      List II

(Molecule)                                                             (Number and types of bond/s between two

                                                                                          carbon atoms)

A. ethane                                                               I. one $\sigma$ -bond and two $\pi$ -bonds

B. ethene                                                               II. two $\pi$ -bonds

C. carbon molecule, $C_2$                                         III. one $\sigma$ -bond

D. ethyne                                                              IV. one $\sigma$ -bond and one $\pi$ -bond

 

Choose the correct answer from the options given below