Azeotropic mixtures are

Azeotropic mixture of $HCl$ and water has .......... $\%$ $HCl$.

Given below are two statements:
Statement $(I)$: $1,2,3$-Trihydroxypropane can be separated from water by simple distillation.
Statement $(II)$: An azeotropic mixture cannot be separated by fractional distillation.

Which of the following mixtures is known as rectified spirit?

The azeotropic mixture of $HCl$ and water contains ...... $\%$ $HCl$.

Why is it not possible to obtain pure ethanol by fractional distillation? What general name is given to binary mixtures which show deviation from Raoult’s law and whose components cannot be separated by fractional distillation? How many types of such mixtures are there?