question_answer

Which statement is true for cyclohexane?

A)  It has two possible isomers

B)  It has three conformations

C)  Boat conformation is most stable

D)  Chair and boat conformations differ in energy by \[44\text{ }kJ/mol\]

Correct Answer: B

Solution :

According to Sachse, three conformation cyclohexane are possible (i) Chair type (ii) Boat type (iii) Twist boat.     chair (most stable) boat type (form)   twist boat form In cyclohexane chair and boat conformation are differ in energy by\[29.7\text{ }kJ/mol\]. Recently a new conformation of cyclohexane is found. It is called half chair and represented as. Follows