For a given substance that exhibits liquid-crystalline properties, the transition from solid to liquid-crystal state occurs ________.
A) over a range of temperatures between the melting point of the solid and the boiling point of the liquid
B) at the melting point of the solid
C) over a range of temperatures that includes the melting point of the solid
D) at a well-defined temperature above the melting point of the solid
E) at a well-defined temperature below the melting point of the solid
Question 2
The hybridization of the carbon atom in carbon dioxide is ________.
A) sp
B) sp2
C) sp3
D) sp3d
E) sp3d2