Match List I with List II:

List I (Molecule)	List II (Bonding description)
A. C₂H₄$C_2H_4$	I. 3 σ$\sigma$ bonds, 2 π$\pi$ bonds
B. C₂H₂$C_2H_2$	II. 3 σ$\sigma$ bonds, one lone pair
C. CH₄$CH_4$	III. 4 σ$\sigma$ bonds
D. NH₃$NH_3$	IV. 5 σ$\sigma$ bonds, 1 π$\pi$ bond

Choose the correct answer from the options given below:

Related Formula

Core Logic

A. C₂H₄ arrow 5σ$C_2H_4 \rightarrow 5\sigma$ bonds, 1π$1\pi$ bond (IV). B. C₂H₂ arrow 3σ$C_2H_2 \rightarrow 3\sigma$ bonds, 2π$2\pi$ bonds (I). C. CH₄ arrow 4σ$CH_4 \rightarrow 4\sigma$ bonds (III). D. NH₃ arrow 3σ$NH_3 \rightarrow 3\sigma$ bonds, 1 lone pair (II).

Step 1: Conclusion

Matches: A-IV, B-I, C-III, D-II.

Pattern Recognition

Count sigma, pi bonds, and lone pairs for simple hydrocarbons and ammonia.

Chapter Mix

Class 11 Chemistry: Chemical Bonding and Molecular Structure