Question

Choose the incorrect statement.

a. Staggered conformer of ethane is more stable than eclipsed conformer.

b. Newman and Sawhorse projections are used to represent conformers (also called rotamers).

c. The Rotational barrier in ethane (12 kj/mol) can easily be overcomed by thermal energy acquired by

ethane molecule.

d. The repulsion between sigma electron cloud of adjacent carbon in conformational representation is called steric repulsion.

Answer 1

c. The Rotational barrier in ethane (12 kj/mol) can easily be overcomed by thermal energy acquired by

ethane molecule.