Question 1
What is the energy difference between the staggered and eclipsed conformations of 2,2,-dimethylpropane?
◦ 3.8 kJ/mol
◦ 4 kJ/mol
◦ 11 kJ/mol
◦ 6 kJ/mol
◦ 18 kJ/mol
Question 2
Which of the following is a gauche conformation for butane?

◦ I
◦ II
◦ III
◦ IV
◦ V