Q.

The incorrect statement regarding conformations of ethane is:                          [2024]

1 Ethane has infinite number of conformations.  
2 The dihedral angle in staggered conformation is 60°.  
3 Eclipsed conformation is the most stable conformation.  
4 The conformations of ethane are inter-convertible to one-another.  

Ans.

(3)